564009 has 8 divisors (see below), whose sum is σ = 796320. Its totient is φ = 353856.

The previous prime is 563999. The next prime is 564013. The reversal of 564009 is 900465.

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

It is not a de Polignac number, because 564009 - 2⁷ = 563881 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 564009.

It is not an unprimeable number, because it can be changed into a prime (564049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5479 + ... + 5580.

It is an arithmetic number, because the mean of its divisors is an integer number (99540).

2⁵⁶⁴⁰⁰⁹ is an apocalyptic number.

It is an amenable number.

564009 is a deficient number, since it is larger than the sum of its proper divisors (232311).

564009 is a wasteful number, since it uses less digits than its factorization.

564009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11079.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 564009 is about 751.0053262128. The cubic root of 564009 is about 82.6219317303.

The spelling of 564009 in words is "five hundred sixty-four thousand, nine".