Q: Is 421,735 a Prime Number?
A: No, 421,735 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 421735 can be evenly divided by 1 5 84,347 and 421,735, with no remainder.
Since 421,735 cannot be divided by just 1 and 421,735, it is not a prime number.