56700427 has 8 divisors (see below), whose sum is σ = 68211200. Its totient is φ = 46042344.

The previous prime is 56700421. The next prime is 56700431. The reversal of 56700427 is 72400765.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56700427 - 2⁷ = 56700299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56700421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213027 + ... + 213292.

It is an arithmetic number, because the mean of its divisors is an integer number (8526400).

Almost surely, 2^56700427 is an apocalyptic number.

56700427 is a deficient number, since it is larger than the sum of its proper divisors (11510773).

56700427 is a wasteful number, since it uses less digits than its factorization.

56700427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426345.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 56700427 is about 7529.9685922320. The cubic root of 56700427 is about 384.1747138806.

The spelling of 56700427 in words is "fifty-six million, seven hundred thousand, four hundred twenty-seven".