Q: Is 4,221,402 a Prime Number?
A: No, 4,221,402 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 4221402 can be evenly divided by 1 2 3 6 67 134 201 402 10,501 21,002 31,503 63,006 703,567 1,407,134 2,110,701 and 4,221,402, with no remainder.
Since 4,221,402 cannot be divided by just 1 and 4,221,402, it is not a prime number.