56568 has 16 divisors (see below), whose sum is σ = 141480. Its totient is φ = 18848.

The previous prime is 56543. The next prime is 56569. The reversal of 56568 is 86565.

It is a plaindrome in base 14.

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56569) by changing a digit.

56568 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1155 + ... + 1202.

2⁵⁶⁵⁶⁸ is an apocalyptic number.

It is an amenable number.

56568 is an abundant number, since it is smaller than the sum of its proper divisors (84912).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70740).

56568 is a wasteful number, since it uses less digits than its factorization.

56568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2366 (or 2362 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The square root of 56568 is about 237.8402825427. The cubic root of 56568 is about 38.3875393598.

The spelling of 56568 in words is "fifty-six thousand, five hundred sixty-eight".