564265 has 8 divisors (see below), whose sum is σ = 729288. Its totient is φ = 416640.

The previous prime is 564257. The next prime is 564269. The reversal of 564265 is 562465.

It can be written as a sum of positive squares in 4 ways, for example, as 50176 + 514089 = 224^2 + 717^2 .

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

It is not a de Polignac number, because 564265 - 2³ = 564257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564269) 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, 4276 + ... + 4405.

It is an arithmetic number, because the mean of its divisors is an integer number (91161).

2⁵⁶⁴²⁶⁵ is an apocalyptic number.

It is an amenable number.

564265 is a deficient number, since it is larger than the sum of its proper divisors (165023).

564265 is a wasteful number, since it uses less digits than its factorization.

564265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8699.

The product of its digits is 7200, while the sum is 28.

The square root of 564265 is about 751.1757450823. The cubic root of 564265 is about 82.6344303578.

The spelling of 564265 in words is "five hundred sixty-four thousand, two hundred sixty-five".