3620125220 has 24 divisors (see below), whose sum is σ = 7603848000. Its totient is φ = 1447748192.

The previous prime is 3620125213. The next prime is 3620125247. The reversal of 3620125220 is 225210263.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96731 + ... + 128829.

It is an arithmetic number, because the mean of its divisors is an integer number (316827000).

Almost surely, 2^3620125220 is an apocalyptic number.

It is an amenable number.

3620125220 is an abundant number, since it is smaller than the sum of its proper divisors (3983722780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3620125220 is a wasteful number, since it uses less digits than its factorization.

3620125220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37747 (or 37745 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 3620125220 is about 60167.4764303772. The cubic root of 3620125220 is about 1535.4695122865.

Adding to 3620125220 its reverse (225210263), we get a palindrome (3845335483).

The spelling of 3620125220 in words is "three billion, six hundred twenty million, one hundred twenty-five thousand, two hundred twenty".