56920763 has 4 divisors (see below), whose sum is σ = 58459200. Its totient is φ = 55382328.

The previous prime is 56920753. The next prime is 56920769. The reversal of 56920763 is 36702965.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56920763 - 2¹⁸ = 56658619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56920769) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 769163 + ... + 769236.

It is an arithmetic number, because the mean of its divisors is an integer number (14614800).

Almost surely, 2^56920763 is an apocalyptic number.

56920763 is a deficient number, since it is larger than the sum of its proper divisors (1538437).

56920763 is a wasteful number, since it uses less digits than its factorization.

56920763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1538436.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 56920763 is about 7544.5850117816. The cubic root of 56920763 is about 384.6717007906.

The spelling of 56920763 in words is "fifty-six million, nine hundred twenty thousand, seven hundred sixty-three".