565376 has 32 divisors (see below), whose sum is σ = 1289280. Its totient is φ = 241920.

The previous prime is 565361. The next prime is 565379. The reversal of 565376 is 673565.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (565379) by changing a digit.

565376 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 3 ways as a sum of consecutive naturals, for example, 581 + ... + 1211.

It is an arithmetic number, because the mean of its divisors is an integer number (40290).

2⁵⁶⁵³⁷⁶ is an apocalyptic number.

565376 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (644640).

565376 is an abundant number, since it is smaller than the sum of its proper divisors (723904).

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

565376 is an equidigital number, since it uses as much as digits as its factorization.

565376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652 (or 640 counting only the distinct ones).

The product of its digits is 18900, while the sum is 32.

The square root of 565376 is about 751.9148888006. The cubic root of 565376 is about 82.6886286891.

The spelling of 565376 in words is "five hundred sixty-five thousand, three hundred seventy-six".