568764 has 72 divisors (see below), whose sum is σ = 1715168. Its totient is φ = 155520.

The previous prime is 568751. The next prime is 568783. The reversal of 568764 is 467865.

It is a happy number.

568764 is nontrivially palindromic in base 13.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 568764.

It is an unprimeable number.

568764 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9294 + ... + 9354.

2⁵⁶⁸⁷⁶⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 568764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (857584).

568764 is an abundant number, since it is smaller than the sum of its proper divisors (1146404).

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

568764 is a wasteful number, since it uses less digits than its factorization.

568764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115 (or 110 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 568764 is about 754.1644383024. The cubic root of 568764 is about 82.8534696294.

The spelling of 568764 in words is "five hundred sixty-eight thousand, seven hundred sixty-four".