What are the rules in math for 234569 and 10?

Answer 1

If the number is even, it's divisible by 2.

If the sum of the digits is a multiple of 3, the whole number is divisible by 3.

If the last two digits are a multiple of 4, the whole number is divisible by 4.

If the last digit is a 0 or a 5, the whole number is divisible by 5.

If the number is even and divisible by 3, it's divisible by 6.

If the sum of the digits is a multiple of 9, the whole number is divisible by 9.

If the number ends in 0, it's divisible by 10.