85902 has 16 divisors (see below), whose sum is σ = 174720. Its totient is φ = 28152.

The previous prime is 85889. The next prime is 85903. The reversal of 85902 is 20958.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85903) 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, 549 + ... + 687.

It is an arithmetic number, because the mean of its divisors is an integer number (10920).

2⁸⁵⁹⁰² is an apocalyptic number.

85902 is an abundant number, since it is smaller than the sum of its proper divisors (88818).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87360).

85902 is a wasteful number, since it uses less digits than its factorization.

85902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 85902 is about 293.0904297312. The cubic root of 85902 is about 44.1232768763.

The spelling of 85902 in words is "eighty-five thousand, nine hundred two".