56668614 has 16 divisors (see below), whose sum is σ = 114611760. Its totient is φ = 18677120.

The previous prime is 56668613. The next prime is 56668627. The reversal of 56668614 is 41686665.

It is a super-2 number, since 2×56668614² = 6422663625361992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56668613) 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, 52527 + ... + 53594.

It is an arithmetic number, because the mean of its divisors is an integer number (7163235).

Almost surely, 2^56668614 is an apocalyptic number.

56668614 is an abundant number, since it is smaller than the sum of its proper divisors (57943146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56668614 is a wasteful number, since it uses less digits than its factorization.

56668614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106215.

The product of its digits is 207360, while the sum is 42.

The square root of 56668614 is about 7527.8558700336. The cubic root of 56668614 is about 384.1028505967.

The spelling of 56668614 in words is "fifty-six million, six hundred sixty-eight thousand, six hundred fourteen".