Q: Is 428,634 a Prime Number?
A: No, 428,634 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 428634 can be evenly divided by 1 2 3 6 9 18 23,813 47,626 71,439 142,878 214,317 and 428,634, with no remainder.
Since 428,634 cannot be divided by just 1 and 428,634, it is not a prime number.