565992 has 48 divisors (see below), whose sum is σ = 1753440. Its totient is φ = 161568.

The previous prime is 565979. The next prime is 565997. The reversal of 565992 is 299565.

565992 is a `hidden beast` number, since 565 + 9 + 92 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 565992.

It is not an unprimeable number, because it can be changed into a prime (565997) by changing a digit.

565992 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58 + ... + 1065.

It is an arithmetic number, because the mean of its divisors is an integer number (36530).

2⁵⁶⁵⁹⁹² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (876720).

565992 is an abundant number, since it is smaller than the sum of its proper divisors (1187448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

565992 is a wasteful number, since it uses less digits than its factorization.

565992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142 (or 1135 counting only the distinct ones).

The product of its digits is 24300, while the sum is 36.

The square root of 565992 is about 752.3243981156. The cubic root of 565992 is about 82.7186486566.

The spelling of 565992 in words is "five hundred sixty-five thousand, nine hundred ninety-two".