Q: Is 1,984,420 a Prime Number?
A: No, 1,984,420 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 1984420 can be evenly divided by 1 2 4 5 10 20 313 317 626 634 1,252 1,268 1,565 1,585 3,130 3,170 6,260 6,340 99,221 198,442 396,884 496,105 992,210 and 1,984,420, with no remainder.
Since 1,984,420 cannot be divided by just 1 and 1,984,420, it is not a prime number.