3112560920 has 64 divisors (see below), whose sum is σ = 8198971200. Its totient is φ = 1041131520.

The previous prime is 3112560907. The next prime is 3112560937. The reversal of 3112560920 is 290652113.

It is a super-2 number, since 2×3112560920² = 19376070961422492800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124085 + ... + 147044.

It is an arithmetic number, because the mean of its divisors is an integer number (128108925).

Almost surely, 2^3112560920 is an apocalyptic number.

It is an amenable number.

3112560920 is an abundant number, since it is smaller than the sum of its proper divisors (5086410280).

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

3112560920 is a wasteful number, since it uses less digits than its factorization.

3112560920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271188 (or 271184 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 3112560920 is about 55790.3299864770. The cubic root of 3112560920 is about 1460.0664447148.

The spelling of 3112560920 in words is "three billion, one hundred twelve million, five hundred sixty thousand, nine hundred twenty".