56766785 has 8 divisors (see below), whose sum is σ = 68160960. Its totient is φ = 45386224.

The previous prime is 56766767. The next prime is 56766799. The reversal of 56766785 is 58766765.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56766785 - 2⁸ = 56766529 is a prime.

It is a Curzon 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, 12764 + ... + 16626.

It is an arithmetic number, because the mean of its divisors is an integer number (8520120).

Almost surely, 2^56766785 is an apocalyptic number.

It is an amenable number.

56766785 is a deficient number, since it is larger than the sum of its proper divisors (11394175).

56766785 is a wasteful number, since it uses less digits than its factorization.

56766785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6807.

The product of its digits is 2116800, while the sum is 50.

The square root of 56766785 is about 7534.3735638738. The cubic root of 56766785 is about 384.3245253747.

The spelling of 56766785 in words is "fifty-six million, seven hundred sixty-six thousand, seven hundred eighty-five".