91532 has 18 divisors (see below), whose sum is σ = 186732. Its totient is φ = 39144.

The previous prime is 91529. The next prime is 91541. The reversal of 91532 is 23519.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38 + ... + 429.

It is an arithmetic number, because the mean of its divisors is an integer number (10374).

2⁹¹⁵³² is an apocalyptic number.

It is an amenable number.

91532 is an abundant number, since it is smaller than the sum of its proper divisors (95200).

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

91532 is a wasteful number, since it uses less digits than its factorization.

91532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485 (or 476 counting only the distinct ones).

The product of its digits is 270, while the sum is 20.

The square root of 91532 is about 302.5425589896. The cubic root of 91532 is about 45.0668963882.

The spelling of 91532 in words is "ninety-one thousand, five hundred thirty-two".