Q: Is 997,631 a Prime Number?
A: No, 997,631 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 997631 can be evenly divided by 1 37 59 457 2,183 16,909 26,963 and 997,631, with no remainder.
Since 997,631 cannot be divided by just 1 and 997,631, it is not a prime number.