Q: Is 1,424,420 a Prime Number?
A: No, 1,424,420 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 1424420 can be evenly divided by 1 2 4 5 10 20 67 134 268 335 670 1,063 1,340 2,126 4,252 5,315 10,630 21,260 71,221 142,442 284,884 356,105 712,210 and 1,424,420, with no remainder.
Since 1,424,420 cannot be divided by just 1 and 1,424,420, it is not a prime number.