564522 has 16 divisors (see below), whose sum is σ = 1290432. Its totient is φ = 161280.

The previous prime is 564497. The next prime is 564523. The reversal of 564522 is 225465.

It is a junction number, because it is equal to n+sod(n) for n = 564492 and 564501.

It is not an unprimeable number, because it can be changed into a prime (564523) by changing a digit.

564522 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, 6679 + ... + 6762.

It is an arithmetic number, because the mean of its divisors is an integer number (80652).

2⁵⁶⁴⁵²² is an apocalyptic number.

564522 is an abundant number, since it is smaller than the sum of its proper divisors (725910).

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

564522 is a wasteful number, since it uses less digits than its factorization.

564522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13453.

The product of its digits is 2400, while the sum is 24.

The square root of 564522 is about 751.3467907697. The cubic root of 564522 is about 82.6469740062.

Adding to 564522 its reverse (225465), we get a palindrome (789987).

The spelling of 564522 in words is "five hundred sixty-four thousand, five hundred twenty-two".