566256 has 40 divisors (see below), whose sum is σ = 1499904. Its totient is φ = 184000.

The previous prime is 566233. The next prime is 566273. The reversal of 566256 is 652665.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a d-powerful number, because it can be written as 5⁵ + 6 + 2⁷ + 6⁷ + 5⁵ + 6⁷ .

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 566256.

It is an unprimeable number.

566256 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, 2131 + ... + 2381.

2⁵⁶⁶²⁵⁶ is an apocalyptic number.

It is a pronic number, being equal to 752×753.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 566256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (749952).

566256 is an abundant number, since it is smaller than the sum of its proper divisors (933648).

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

566256 is a wasteful number, since it uses less digits than its factorization.

566256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309 (or 303 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 566256 is about 752.4998338870. The cubic root of 566256 is about 82.7315076892.

The spelling of 566256 in words is "five hundred sixty-six thousand, two hundred fifty-six".