Q: Is 998,456 a Prime Number?
A: No, 998,456 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 998456 can be evenly divided by 1 2 4 8 137 274 548 911 1,096 1,822 3,644 7,288 124,807 249,614 499,228 and 998,456, with no remainder.
Since 998,456 cannot be divided by just 1 and 998,456, it is not a prime number.