Q: Is 4,376,397 a Prime Number?
A: No, 4,376,397 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 4376397 can be evenly divided by 1 3 37 89 111 267 443 1,329 3,293 9,879 16,391 39,427 49,173 118,281 1,458,799 and 4,376,397, with no remainder.
Since 4,376,397 cannot be divided by just 1 and 4,376,397, it is not a prime number.