Q: Is 840,472 a Prime Number?
A: No, 840,472 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 840472 can be evenly divided by 1 2 4 8 31 62 124 248 3,389 6,778 13,556 27,112 105,059 210,118 420,236 and 840,472, with no remainder.
Since 840,472 cannot be divided by just 1 and 840,472, it is not a prime number.