Q: Is 627,623 a Prime Number?
A: No, 627,623 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 627623 can be evenly divided by 1 17 36,919 and 627,623, with no remainder.
Since 627,623 cannot be divided by just 1 and 627,623, it is not a prime number.