56681614 has 16 divisors (see below), whose sum is σ = 96785280. Its totient is φ = 24643960.

The previous prime is 56681593. The next prime is 56681623. The reversal of 56681614 is 41618665.

It is a nialpdrome in base 13.

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, 55504 + ... + 56515.

It is an arithmetic number, because the mean of its divisors is an integer number (6049080).

Almost surely, 2^56681614 is an apocalyptic number.

56681614 is a deficient number, since it is larger than the sum of its proper divisors (40103666).

56681614 is a wasteful number, since it uses less digits than its factorization.

56681614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112055.

The product of its digits is 34560, while the sum is 37.

The square root of 56681614 is about 7528.7192801963. The cubic root of 56681614 is about 384.1322199126.

The spelling of 56681614 in words is "fifty-six million, six hundred eighty-one thousand, six hundred fourteen".