Q: Is 422,878 a Prime Number?
A: No, 422,878 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 422878 can be evenly divided by 1 2 23 29 46 58 317 634 667 1,334 7,291 9,193 14,582 18,386 211,439 and 422,878, with no remainder.
Since 422,878 cannot be divided by just 1 and 422,878, it is not a prime number.