Q: Is 4,620,921 a Prime Number?
A: No, 4,620,921 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 4620921 can be evenly divided by 1 3 769 2,003 2,307 6,009 1,540,307 and 4,620,921, with no remainder.
Since 4,620,921 cannot be divided by just 1 and 4,620,921, it is not a prime number.