Q: Is 428,477 a Prime Number?
A: No, 428,477 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 428477 can be evenly divided by 1 7 61,211 and 428,477, with no remainder.
Since 428,477 cannot be divided by just 1 and 428,477, it is not a prime number.