537564 has 12 divisors (see below), whose sum is σ = 1254344. Its totient is φ = 179184.

The previous prime is 537547. The next prime is 537569. The reversal of 537564 is 465735.

537564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a d-powerful number, because it can be written as 5³ + 3¹² + 5⁵ + 7⁴ + 6³ + 4⁴ .

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537569) by changing a digit.

537564 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, 22387 + ... + 22410.

2⁵³⁷⁵⁶⁴ is an apocalyptic number.

It is an amenable number.

537564 is an abundant number, since it is smaller than the sum of its proper divisors (716780).

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

537564 is a wasteful number, since it uses less digits than its factorization.

537564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44804 (or 44802 counting only the distinct ones).

The product of its digits is 12600, while the sum is 30.

The square root of 537564 is about 733.1875612693. The cubic root of 537564 is about 81.3098935112.

The spelling of 537564 in words is "five hundred thirty-seven thousand, five hundred sixty-four".