565315 has 4 divisors (see below), whose sum is σ = 678384. Its totient is φ = 452248.

The previous prime is 565303. The next prime is 565319. The reversal of 565315 is 513565.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 565315 - 2⁵ = 565283 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 565315.

It is not an unprimeable number, because it can be changed into a prime (565319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56527 + ... + 56536.

It is an arithmetic number, because the mean of its divisors is an integer number (169596).

2⁵⁶⁵³¹⁵ is an apocalyptic number.

565315 is a deficient number, since it is larger than the sum of its proper divisors (113069).

565315 is a wasteful number, since it uses less digits than its factorization.

565315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113068.

The product of its digits is 2250, while the sum is 25.

The square root of 565315 is about 751.8743246049. The cubic root of 565315 is about 82.6856547462.

The spelling of 565315 in words is "five hundred sixty-five thousand, three hundred fifteen".