Q: Is 421,892 a Prime Number?
A: No, 421,892 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 421892 can be evenly divided by 1 2 4 29 58 116 3,637 7,274 14,548 105,473 210,946 and 421,892, with no remainder.
Since 421,892 cannot be divided by just 1 and 421,892, it is not a prime number.