564512322 has 64 divisors (see below), whose sum is σ = 1291106304. Its totient is φ = 162877440.

The previous prime is 564512309. The next prime is 564512323. The reversal of 564512322 is 223215465.

It is a self number, because there is not a number n which added to its sum of digits gives 564512322.

It is not an unprimeable number, because it can be changed into a prime (564512323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 389403 + ... + 390849.

It is an arithmetic number, because the mean of its divisors is an integer number (20173536).

Almost surely, 2^564512322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 564512322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (645553152).

564512322 is an abundant number, since it is smaller than the sum of its proper divisors (726593982).

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

564512322 is a wasteful number, since it uses less digits than its factorization.

564512322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1743.

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

The square root of 564512322 is about 23759.4680496008. The cubic root of 564512322 is about 826.4650171165.

Adding to 564512322 its reverse (223215465), we get a palindrome (787727787).

The spelling of 564512322 in words is "five hundred sixty-four million, five hundred twelve thousand, three hundred twenty-two".