That's an infinite list.
They are the numbers that have more than two factors in them
849670 is a composite number. All even numbers over 2 are composite numbers.
A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite. 500 is composite.
A number between 1 and 500 is composite if it can be divided, without remainder, by a number other than 1 and itself.
122
522 is composite. Composite numbers have over two factors and prime numbers have only two factors which is one and the number itself.
The composite numbers between 1000 and 1005 are numbers that have factors other than 1 and themselves. In this range, the numbers 1001, 1002, 1003, and 1004 are composite numbers. 1000 is not a composite number because it is divisible by 1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, and 1000.
60 is an even composite number. It ends with 0, making it an even number, and all even numbers over 2 are composite numbers.
That's an infinite list.
composite
Not all composite numbers are even, but all even numbers except 2 are composite.
Rectangular numbers are a subset of composite numbers. The squares of prime numbers will be composite but not rectangular.