Q: Is 422,440 a Prime Number?
A: No, 422,440 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 422440 can be evenly divided by 1 2 4 5 8 10 20 40 59 118 179 236 295 358 472 590 716 895 1,180 1,432 1,790 2,360 3,580 7,160 10,561 21,122 42,244 52,805 84,488 105,610 211,220 and 422,440, with no remainder.
Since 422,440 cannot be divided by just 1 and 422,440, it is not a prime number.