3320815272 has 64 divisors (see below), whose sum is σ = 8368954560. Its totient is φ = 1098048000.

The previous prime is 3320815261. The next prime is 3320815297. The reversal of 3320815272 is 2725180233.

It is a super-2 number, since 2×3320815272² = 22055628141496867968, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3159147 + ... + 3160197.

It is an arithmetic number, because the mean of its divisors is an integer number (130764915).

Almost surely, 2^3320815272 is an apocalyptic number.

It is an amenable number.

3320815272 is an abundant number, since it is smaller than the sum of its proper divisors (5048139288).

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

3320815272 is a wasteful number, since it uses less digits than its factorization.

3320815272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994 (or 1990 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 3320815272 is about 57626.5153553466. The cubic root of 3320815272 is about 1491.9292864923.

The spelling of 3320815272 in words is "three billion, three hundred twenty million, eight hundred fifteen thousand, two hundred seventy-two".