56186842 has 8 divisors (see below), whose sum is σ = 84326976. Its totient is φ = 28077852.

The previous prime is 56186839. The next prime is 56186863. The reversal of 56186842 is 24868165.

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

It is a super-2 number, since 2×56186842² = 6313922427865928, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56186795 and 56186804.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2578 + ... + 10909.

It is an arithmetic number, because the mean of its divisors is an integer number (10540872).

Almost surely, 2^56186842 is an apocalyptic number.

56186842 is a deficient number, since it is larger than the sum of its proper divisors (28140134).

56186842 is a wasteful number, since it uses less digits than its factorization.

56186842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15572.

The product of its digits is 92160, while the sum is 40.

The square root of 56186842 is about 7495.7882840966. The cubic root of 56186842 is about 383.0112593181.

The spelling of 56186842 in words is "fifty-six million, one hundred eighty-six thousand, eight hundred forty-two".