564512506 has 16 divisors (see below), whose sum is σ = 935561664. Its totient is φ = 254102464.

The previous prime is 564512491. The next prime is 564512513. The reversal of 564512506 is 605215465.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 360160 + ... + 361723.

It is an arithmetic number, because the mean of its divisors is an integer number (58472604).

Almost surely, 2^564512506 is an apocalyptic number.

564512506 is a deficient number, since it is larger than the sum of its proper divisors (371049158).

564512506 is a wasteful number, since it uses less digits than its factorization.

564512506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721925.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 564512506 is about 23759.4719217410. The cubic root of 564512506 is about 826.4651069105.

The spelling of 564512506 in words is "five hundred sixty-four million, five hundred twelve thousand, five hundred six".