566868 has 24 divisors (see below), whose sum is σ = 1339072. Its totient is φ = 186624.

The previous prime is 566857. The next prime is 566879. The reversal of 566868 is 868665.

It is an interprime number because it is at equal distance from previous prime (566857) and next prime (566879).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

566868 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 7 ways as a sum of consecutive naturals, for example, 921 + ... + 1407.

2⁵⁶⁶⁸⁶⁸ is an apocalyptic number.

It is an amenable number.

566868 is an abundant number, since it is smaller than the sum of its proper divisors (772204).

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

566868 is a wasteful number, since it uses less digits than its factorization.

566868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591 (or 589 counting only the distinct ones).

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

The square root of 566868 is about 752.9063686807. The cubic root of 566868 is about 82.7613019007.

The spelling of 566868 in words is "five hundred sixty-six thousand, eight hundred sixty-eight".