56278612 has 24 divisors (see below), whose sum is σ = 106297856. Its totient is φ = 25917408.

The previous prime is 56278597. The next prime is 56278639. The reversal of 56278612 is 21687265.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30673 + ... + 32455.

Almost surely, 2^56278612 is an apocalyptic number.

56278612 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

56278612 is a deficient number, since it is larger than the sum of its proper divisors (50019244).

56278612 is a wasteful number, since it uses less digits than its factorization.

56278612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2407 (or 2405 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 56278612 is about 7501.9072241664. The cubic root of 56278612 is about 383.2196700604.

The spelling of 56278612 in words is "fifty-six million, two hundred seventy-eight thousand, six hundred twelve".