564745 has 8 divisors (see below), whose sum is σ = 682560. Its totient is φ = 448560.

The previous prime is 564713. The next prime is 564761. The reversal of 564745 is 547465.

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 564745 - 2⁵ = 564713 is a prime.

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, 580 + ... + 1210.

It is an arithmetic number, because the mean of its divisors is an integer number (85320).

2⁵⁶⁴⁷⁴⁵ is an apocalyptic number.

It is an amenable number.

564745 is a deficient number, since it is larger than the sum of its proper divisors (117815).

564745 is a wasteful number, since it uses less digits than its factorization.

564745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815.

The product of its digits is 16800, while the sum is 31.

The square root of 564745 is about 751.4951762986. The cubic root of 564745 is about 82.6578550991.

The spelling of 564745 in words is "five hundred sixty-four thousand, seven hundred forty-five".