564523122 has 32 divisors (see below), whose sum is σ = 1145979072. Its totient is φ = 185370624.

The previous prime is 564523111. The next prime is 564523129. The reversal of 564523122 is 221325465.

It is a self number, because there is not a number n which added to its sum of digits gives 564523122.

It is not an unprimeable number, because it can be changed into a prime (564523129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129978 + ... + 134250.

It is an arithmetic number, because the mean of its divisors is an integer number (35811846).

Almost surely, 2^564523122 is an apocalyptic number.

564523122 is an abundant number, since it is smaller than the sum of its proper divisors (581455950).

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

564523122 is a wasteful number, since it uses less digits than its factorization.

564523122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4602.

The product of its digits is 14400, while the sum is 30.

The square root of 564523122 is about 23759.6953263294. The cubic root of 564523122 is about 826.4702876039.

Adding to 564523122 its reverse (221325465), we get a palindrome (785848587).

The spelling of 564523122 in words is "five hundred sixty-four million, five hundred twenty-three thousand, one hundred twenty-two".