Q: Is 2,402,421 a Prime Number?
A: No, 2,402,421 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 2402421 can be evenly divided by 1 3 7 21 49 59 147 177 277 413 831 1,239 1,939 2,891 5,817 8,673 13,573 16,343 40,719 49,029 114,401 343,203 800,807 and 2,402,421, with no remainder.
Since 2,402,421 cannot be divided by just 1 and 2,402,421, it is not a prime number.