56733765 has 32 divisors (see below), whose sum is σ = 101713536. Its totient is φ = 26760960.

The previous prime is 56733749. The next prime is 56733827.

56733765 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56733765 - 2⁴ = 56733749 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1459 + ... + 10751.

It is an arithmetic number, because the mean of its divisors is an integer number (3178548).

Almost surely, 2^56733765 is an apocalyptic number.

56733765 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56733765 is a deficient number, since it is larger than the sum of its proper divisors (44979771).

56733765 is a wasteful number, since it uses less digits than its factorization.

56733765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9349.

The product of its digits is 396900, while the sum is 42.

The square root of 56733765 is about 7532.1819547857. The cubic root of 56733765 is about 384.2499931919.

The spelling of 56733765 in words is "fifty-six million, seven hundred thirty-three thousand, seven hundred sixty-five".