Q: Is 857,429 a Prime Number?
A: No, 857,429 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 857429 can be evenly divided by 1 17 31 527 1,627 27,659 50,437 and 857,429, with no remainder.
Since 857,429 cannot be divided by just 1 and 857,429, it is not a prime number.