565916 has 12 divisors (see below), whose sum is σ = 1066632. Its totient is φ = 261168.

The previous prime is 565909. The next prime is 565919. The reversal of 565916 is 619565.

565916 is nontrivially palindromic in base 15.

565916 is an esthetic number in base 8, because in such base its adjacent digits differ by 1.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565919) 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, 5390 + ... + 5493.

It is an arithmetic number, because the mean of its divisors is an integer number (88886).

2⁵⁶⁵⁹¹⁶ is an apocalyptic number.

It is an amenable number.

565916 is a deficient number, since it is larger than the sum of its proper divisors (500716).

565916 is a wasteful number, since it uses less digits than its factorization.

565916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10900 (or 10898 counting only the distinct ones).

The product of its digits is 8100, while the sum is 32.

The square root of 565916 is about 752.2738862941. The cubic root of 565916 is about 82.7149460726.

The spelling of 565916 in words is "five hundred sixty-five thousand, nine hundred sixteen".