265568 has 24 divisors (see below), whose sum is σ = 537768. Its totient is φ = 129024.

The previous prime is 265567. The next prime is 265571. The reversal of 265568 is 865562.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265561) 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, 1280 + ... + 1472.

It is an arithmetic number, because the mean of its divisors is an integer number (22407).

2²⁶⁵⁵⁶⁸ 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 265568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (268884).

265568 is an abundant number, since it is smaller than the sum of its proper divisors (272200).

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

265568 is a wasteful number, since it uses less digits than its factorization.

265568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 238 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

The square root of 265568 is about 515.3329021128. The cubic root of 265568 is about 64.2774413810.

The spelling of 265568 in words is "two hundred sixty-five thousand, five hundred sixty-eight".