Q: Is 3,668,620 a Prime Number?
A: No, 3,668,620 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 3668620 can be evenly divided by 1 2 4 5 10 20 59 118 236 295 590 1,180 3,109 6,218 12,436 15,545 31,090 62,180 183,431 366,862 733,724 917,155 1,834,310 and 3,668,620, with no remainder.
Since 3,668,620 cannot be divided by just 1 and 3,668,620, it is not a prime number.