568668 has 12 divisors (see below), whose sum is σ = 1326920. Its totient is φ = 189552.

The previous prime is 568657. The next prime is 568669. The reversal of 568668 is 866865.

568668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (568669) by changing a digit.

568668 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, 23683 + ... + 23706.

2⁵⁶⁸⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

568668 is an abundant number, since it is smaller than the sum of its proper divisors (758252).

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

568668 is a wasteful number, since it uses less digits than its factorization.

568668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47396 (or 47394 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 568668 is about 754.1007890196. The cubic root of 568668 is about 82.8488078360.

The spelling of 568668 in words is "five hundred sixty-eight thousand, six hundred sixty-eight".