56800407 has 4 divisors (see below), whose sum is σ = 75733880. Its totient is φ = 37866936.

The previous prime is 56800399. The next prime is 56800411. The reversal of 56800407 is 70400865.

It is a happy number.

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

It is not a de Polignac number, because 56800407 - 2³ = 56800399 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 (56800427) 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, 9466732 + ... + 9466737.

It is an arithmetic number, because the mean of its divisors is an integer number (18933470).

Almost surely, 2^56800407 is an apocalyptic number.

56800407 is a deficient number, since it is larger than the sum of its proper divisors (18933473).

56800407 is a wasteful number, since it uses less digits than its factorization.

56800407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18933472.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 56800407 is about 7536.6044741647. The cubic root of 56800407 is about 384.4003866900.

The spelling of 56800407 in words is "fifty-six million, eight hundred thousand, four hundred seven".