Q: Is 646,897 a Prime Number?
A: Yes, 646,897 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 646897 can be evenly divided by 1 and 646,897, with no remainder.
Since 646,897 can be divided by just 1 and 646,897, it is a prime number.