85533 has 8 divisors (see below), whose sum is σ = 130368. Its totient is φ = 48864.

The previous prime is 85531. The next prime is 85549. The reversal of 85533 is 33558.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 85533 - 2¹ = 85531 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85531) 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, 2016 + ... + 2057.

It is an arithmetic number, because the mean of its divisors is an integer number (16296).

2⁸⁵⁵³³ is an apocalyptic number.

It is an amenable number.

85533 is a deficient number, since it is larger than the sum of its proper divisors (44835).

85533 is a wasteful number, since it uses less digits than its factorization.

85533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4083.

The product of its digits is 1800, while the sum is 24.

The square root of 85533 is about 292.4602537098. The cubic root of 85533 is about 44.0600076554.

It can be divided in two parts, 855 and 33, that added together give a palindrome (888).

The spelling of 85533 in words is "eighty-five thousand, five hundred thirty-three".