564365 has 8 divisors (see below), whose sum is σ = 694008. Its totient is φ = 440320.

The previous prime is 564359. The next prime is 564367. The reversal of 564365 is 563465.

564365 = T₁₄₅ + T₁₄₆ + ... + T₁₈₅.

It can be written as a sum of positive squares in 4 ways, for example, as 48841 + 515524 = 221^2 + 718^2 .

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

It is not a de Polignac number, because 564365 - 2⁶ = 564301 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 564365.

It is not an unprimeable number, because it can be changed into a prime (564367) 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, 1172 + ... + 1581.

It is an arithmetic number, because the mean of its divisors is an integer number (86751).

2⁵⁶⁴³⁶⁵ is an apocalyptic number.

It is an amenable number.

564365 is a deficient number, since it is larger than the sum of its proper divisors (129643).

564365 is a wasteful number, since it uses less digits than its factorization.

564365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2799.

The product of its digits is 10800, while the sum is 29.

The square root of 564365 is about 751.2423044531. The cubic root of 564365 is about 82.6393116074.

Subtracting from 564365 its reverse (563465), we obtain a square (900 = 30²).

It can be divided in two parts, 564 and 365, that added together give a palindrome (929).

The spelling of 564365 in words is "five hundred sixty-four thousand, three hundred sixty-five".