Q: Is 4,065,426 a Prime Number?
A: No, 4,065,426 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 4065426 can be evenly divided by 1 2 3 6 9 18 67 134 201 402 603 1,206 3,371 6,742 10,113 20,226 30,339 60,678 225,857 451,714 677,571 1,355,142 2,032,713 and 4,065,426, with no remainder.
Since 4,065,426 cannot be divided by just 1 and 4,065,426, it is not a prime number.