564560 has 20 divisors (see below), whose sum is σ = 1312788. Its totient is φ = 225792.

The previous prime is 564533. The next prime is 564593. The reversal of 564560 is 65465.

It can be written as a sum of positive squares in 2 ways, for example, as 446224 + 118336 = 668^2 + 344^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

564560 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, 3449 + ... + 3608.

2⁵⁶⁴⁵⁶⁰ is an apocalyptic number.

It is an amenable number.

564560 is an abundant number, since it is smaller than the sum of its proper divisors (748228).

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

564560 is a wasteful number, since it uses less digits than its factorization.

564560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7070 (or 7064 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 564560 is about 751.3720782675. The cubic root of 564560 is about 82.6488283860.

The spelling of 564560 in words is "five hundred sixty-four thousand, five hundred sixty".