Q: Is 1,421,442 a Prime Number?
A: No, 1,421,442 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 1421442 can be evenly divided by 1 2 3 6 9 11 18 22 27 33 54 66 99 198 297 594 2,393 4,786 7,179 14,358 21,537 26,323 43,074 52,646 64,611 78,969 129,222 157,938 236,907 473,814 710,721 and 1,421,442, with no remainder.
Since 1,421,442 cannot be divided by just 1 and 1,421,442, it is not a prime number.