Q: Is 646,957 a Prime Number?
A: Yes, 646,957 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 646957 can be evenly divided by 1 and 646,957, with no remainder.
Since 646,957 can be divided by just 1 and 646,957, it is a prime number.