566720 has 112 divisors (see below), whose sum is σ = 1755648. Its totient is φ = 168960.

The previous prime is 566719. The next prime is 566723. The reversal of 566720 is 27665.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 566720.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24629 + ... + 24651.

2⁵⁶⁶⁷²⁰ 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 566720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (877824).

566720 is an abundant number, since it is smaller than the sum of its proper divisors (1188928).

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

566720 is a wasteful number, since it uses less digits than its factorization.

566720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58 (or 48 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 566720 is about 752.8080764710. The cubic root of 566720 is about 82.7540987312.

It can be divided in two parts, 56 and 6720, that added together give a palindrome (6776).

The spelling of 566720 in words is "five hundred sixty-six thousand, seven hundred twenty".