Q: Is 397,228 a Prime Number?
A: No, 397,228 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 397228 can be evenly divided by 1 2 4 13 26 52 7,639 15,278 30,556 99,307 198,614 and 397,228, with no remainder.
Since 397,228 cannot be divided by just 1 and 397,228, it is not a prime number.