537568 has 24 divisors (see below), whose sum is σ = 1075032. Its totient is φ = 264576.

The previous prime is 537547. The next prime is 537569. The reversal of 537568 is 865735.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537569) 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, 3346 + ... + 3502.

It is an arithmetic number, because the mean of its divisors is an integer number (44793).

537568 is a Friedman number, since it can be written as (7^5-8)/(3/6)^5, using all its digits and the basic arithmetic operations.

2⁵³⁷⁵⁶⁸ is an apocalyptic number.

It is an amenable number.

537568 is a deficient number, since it is larger than the sum of its proper divisors (537464).

537568 is a wasteful number, since it uses less digits than its factorization.

537568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274 (or 266 counting only the distinct ones).

The product of its digits is 25200, while the sum is 34.

The square root of 537568 is about 733.1902890792. The cubic root of 537568 is about 81.3100951856.

It can be divided in two parts, 53 and 7568, that multiplied together give a palindrome (401104).

The spelling of 537568 in words is "five hundred thirty-seven thousand, five hundred sixty-eight".