Q: Is 378,397 a Prime Number?
A: No, 378,397 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 378397 can be evenly divided by 1 47 83 97 3,901 4,559 8,051 and 378,397, with no remainder.
Since 378,397 cannot be divided by just 1 and 378,397, it is not a prime number.