56798077 has 16 divisors (see below), whose sum is σ = 66150400. Its totient is φ = 47764080.

The previous prime is 56798069. The next prime is 56798089. The reversal of 56798077 is 77089765.

It is not a de Polignac number, because 56798077 - 2³ = 56798069 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56798077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56795077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149674 + ... + 150052.

It is an arithmetic number, because the mean of its divisors is an integer number (4134400).

Almost surely, 2^56798077 is an apocalyptic number.

It is an amenable number.

56798077 is a deficient number, since it is larger than the sum of its proper divisors (9352323).

56798077 is a wasteful number, since it uses less digits than its factorization.

56798077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736.

The product of its (nonzero) digits is 740880, while the sum is 49.

The square root of 56798077 is about 7536.4498936834. The cubic root of 56798077 is about 384.3951304768.

The spelling of 56798077 in words is "fifty-six million, seven hundred ninety-eight thousand, seventy-seven".