It depends on how many sigdificant figures you are considering. If you are looking at 1 x 106 then 500,001 is the smallest whole number to round to one million, but really anything over 500,000 will round up. However if you are talking about 1,000,000., then anything over 999,999.5 will round up.
Chat with our AI personalities
3,500,000 rounds up. 3,499,999 rounds down.
600
If the number is one, then it is the smallest positive square.
The smallest negative one digit number is -9, and the smallest positive one digit number is either 0 or 1, I'm not sure about the positive.
One million in number form is 1,000,000