537636 has 24 divisors (see below), whose sum is σ = 1368864. Its totient is φ = 162880.

The previous prime is 537611. The next prime is 537637. The reversal of 537636 is 636735.

It is not an unprimeable number, because it can be changed into a prime (537637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1905 + ... + 2168.

It is an arithmetic number, because the mean of its divisors is an integer number (57036).

2⁵³⁷⁶³⁶ is an apocalyptic number.

It is an amenable number.

537636 is an abundant number, since it is smaller than the sum of its proper divisors (831228).

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

537636 is a wasteful number, since it uses less digits than its factorization.

537636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4091 (or 4089 counting only the distinct ones).

The product of its digits is 11340, while the sum is 30.

The square root of 537636 is about 733.2366602946. The cubic root of 537636 is about 81.3135234982.

Subtracting 537636 from its reverse (636735), we obtain a palindrome (99099).

The spelling of 537636 in words is "five hundred thirty-seven thousand, six hundred thirty-six".