Q: Is 3,501,220 a Prime Number?
A: No, 3,501,220 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 3501220 can be evenly divided by 1 2 4 5 10 20 175,061 350,122 700,244 875,305 1,750,610 and 3,501,220, with no remainder.
Since 3,501,220 cannot be divided by just 1 and 3,501,220, it is not a prime number.