56683678 has 16 divisors (see below), whose sum is σ = 90874224. Its totient is φ = 26423680.

The previous prime is 56683657. The next prime is 56683699. The reversal of 56683678 is 87638665.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (56683657) and next prime (56683699).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4153 + ... + 11428.

It is an arithmetic number, because the mean of its divisors is an integer number (5679639).

Almost surely, 2^56683678 is an apocalyptic number.

56683678 is a deficient number, since it is larger than the sum of its proper divisors (34190546).

56683678 is a wasteful number, since it uses less digits than its factorization.

56683678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15707.

The product of its digits is 1451520, while the sum is 49.

The square root of 56683678 is about 7528.8563540554. The cubic root of 56683678 is about 384.1368824432.

The spelling of 56683678 in words is "fifty-six million, six hundred eighty-three thousand, six hundred seventy-eight".