56839012 has 12 divisors (see below), whose sum is σ = 99667260. Its totient is φ = 28362656.

The previous prime is 56838983. The next prime is 56839021. The reversal of 56839012 is 21093865.

56839012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 50608996 + 6230016 = 7114^2 + 2496^2 .

It is a super-2 number, since 2×56839012² = 6461346570272288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11923 + ... + 15994.

It is an arithmetic number, because the mean of its divisors is an integer number (8305605).

Almost surely, 2^56839012 is an apocalyptic number.

It is an amenable number.

56839012 is a deficient number, since it is larger than the sum of its proper divisors (42828248).

56839012 is a wasteful number, since it uses less digits than its factorization.

56839012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28430 (or 28428 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 56839012 is about 7539.1652057771. The cubic root of 56839012 is about 384.4874542362.

The spelling of 56839012 in words is "fifty-six million, eight hundred thirty-nine thousand, twelve".