564366531 has 8 divisors (see below), whose sum is σ = 754507600. Its totient is φ = 375234912.

The previous prime is 564366499. The next prime is 564366559. The reversal of 564366531 is 135663465.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 564366531 - 2⁵ = 564366499 is a prime.

It is a super-2 number, since 2×564366531² = 637019162625947922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 564366531.

It is not an unprimeable number, because it can be changed into a prime (564366581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251056 + ... + 253293.

It is an arithmetic number, because the mean of its divisors is an integer number (94313450).

Almost surely, 2^564366531 is an apocalyptic number.

564366531 is a deficient number, since it is larger than the sum of its proper divisors (190141069).

564366531 is a wasteful number, since it uses less digits than its factorization.

564366531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504725.

The product of its digits is 194400, while the sum is 39.

The square root of 564366531 is about 23756.3997903723. The cubic root of 564366531 is about 826.3938633490.

The spelling of 564366531 in words is "five hundred sixty-four million, three hundred sixty-six thousand, five hundred thirty-one".