56707775 has 12 divisors (see below), whose sum is σ = 70552032. Its totient is φ = 45215040.

The previous prime is 56707757. The next prime is 56707831. The reversal of 56707775 is 57770765.

It is not a de Polignac number, because 56707775 - 2¹⁰ = 56706751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4202 + ... + 11448.

It is an arithmetic number, because the mean of its divisors is an integer number (5879336).

Almost surely, 2^56707775 is an apocalyptic number.

56707775 is a deficient number, since it is larger than the sum of its proper divisors (13844257).

56707775 is a wasteful number, since it uses less digits than its factorization.

56707775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7570 (or 7565 counting only the distinct ones).

The product of its (nonzero) digits is 360150, while the sum is 44.

The square root of 56707775 is about 7530.4564934670. The cubic root of 56707775 is about 384.1913086637.

The spelling of 56707775 in words is "fifty-six million, seven hundred seven thousand, seven hundred seventy-five".