564722525 has 12 divisors (see below), whose sum is σ = 709850772. Its totient is φ = 445587840.

The previous prime is 564722467. The next prime is 564722549. The reversal of 564722525 is 525227465.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1229881 + 563492644 = 1109^2 + 23738^2 .

It is a de Polignac number, because none of the positive numbers 2^k-564722525 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 152894 + ... + 156543.

It is an arithmetic number, because the mean of its divisors is an integer number (59154231).

Almost surely, 2^564722525 is an apocalyptic number.

It is an amenable number.

564722525 is a deficient number, since it is larger than the sum of its proper divisors (145128247).

564722525 is a wasteful number, since it uses less digits than its factorization.

564722525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309520 (or 309515 counting only the distinct ones).

The product of its digits is 168000, while the sum is 38.

The square root of 564722525 is about 23763.8912007272. The cubic root of 564722525 is about 826.5675858061.

The spelling of 564722525 in words is "five hundred sixty-four million, seven hundred twenty-two thousand, five hundred twenty-five".