56900012 has 24 divisors (see below), whose sum is σ = 107552256. Its totient is φ = 26183808.

The previous prime is 56899993. The next prime is 56900021. The reversal of 56900012 is 21000965.

56900012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×56900012² = 6475222731200288, 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 7 ways as a sum of consecutive naturals, for example, 18488 + ... + 21344.

It is an arithmetic number, because the mean of its divisors is an integer number (4481344).

Almost surely, 2^56900012 is an apocalyptic number.

56900012 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

56900012 is a deficient number, since it is larger than the sum of its proper divisors (50652244).

56900012 is a wasteful number, since it uses less digits than its factorization.

56900012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3257 (or 3255 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 56900012 is about 7543.2096616759. The cubic root of 56900012 is about 384.6249498790.

Adding to 56900012 its reverse (21000965), we get a palindrome (77900977).

The spelling of 56900012 in words is "fifty-six million, nine hundred thousand, twelve".