56442886 has 8 divisors (see below), whose sum is σ = 84767760. Its totient is φ = 28186968.

The previous prime is 56442857. The next prime is 56442887. The reversal of 56442886 is 68824465.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56442887) 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, 15141 + ... + 18496.

It is an arithmetic number, because the mean of its divisors is an integer number (10595970).

Almost surely, 2^56442886 is an apocalyptic number.

56442886 is a deficient number, since it is larger than the sum of its proper divisors (28324874).

56442886 is a wasteful number, since it uses less digits than its factorization.

56442886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34478.

The product of its digits is 368640, while the sum is 43.

The square root of 56442886 is about 7512.8480618205. The cubic root of 56442886 is about 383.5921731772.

The spelling of 56442886 in words is "fifty-six million, four hundred forty-two thousand, eight hundred eighty-six".