56766797 has 4 divisors (see below), whose sum is σ = 58598016. Its totient is φ = 54935580.

The previous prime is 56766767. The next prime is 56766799. The reversal of 56766797 is 79766765.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56766797 - 2²² = 52572493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56766799) 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, 915563 + ... + 915624.

It is an arithmetic number, because the mean of its divisors is an integer number (14649504).

Almost surely, 2^56766797 is an apocalyptic number.

It is an amenable number.

56766797 is a deficient number, since it is larger than the sum of its proper divisors (1831219).

56766797 is a wasteful number, since it uses less digits than its factorization.

56766797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831218.

The product of its digits is 3333960, while the sum is 53.

The square root of 56766797 is about 7534.3743602239. The cubic root of 56766797 is about 384.3245524557.

The spelling of 56766797 in words is "fifty-six million, seven hundred sixty-six thousand, seven hundred ninety-seven".