564945 has 8 divisors (see below), whose sum is σ = 903936. Its totient is φ = 301296.

The previous prime is 564937. The next prime is 564959. The reversal of 564945 is 549465.

564945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 564945 - 2³ = 564937 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 18817 + ... + 18846.

It is an arithmetic number, because the mean of its divisors is an integer number (112992).

2⁵⁶⁴⁹⁴⁵ is an apocalyptic number.

It is an amenable number.

564945 is a deficient number, since it is larger than the sum of its proper divisors (338991).

564945 is a wasteful number, since it uses less digits than its factorization.

564945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37671.

The product of its digits is 21600, while the sum is 33.

The square root of 564945 is about 751.6282325725. The cubic root of 564945 is about 82.6676114905.

Subtracting from 564945 its product of digits (21600), we obtain a palindrome (543345).

The spelling of 564945 in words is "five hundred sixty-four thousand, nine hundred forty-five".