537165 has 32 divisors (see below), whose sum is σ = 1002240. Its totient is φ = 272448.

The previous prime is 537157. The next prime is 537169. The reversal of 537165 is 561735.

It is not a de Polignac number, because 537165 - 2³ = 537157 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

Its product of digits (3150) is a multiple of the sum of its prime factors (210).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537169) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3019 + ... + 3191.

It is an arithmetic number, because the mean of its divisors is an integer number (31320).

2⁵³⁷¹⁶⁵ is an apocalyptic number.

It is an amenable number.

537165 is a deficient number, since it is larger than the sum of its proper divisors (465075).

537165 is a wasteful number, since it uses less digits than its factorization.

537165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 204 counting only the distinct ones).

The product of its digits is 3150, while the sum is 27.

The square root of 537165 is about 732.9154112174. The cubic root of 537165 is about 81.2897714559.

The spelling of 537165 in words is "five hundred thirty-seven thousand, one hundred sixty-five".