853902 has 48 divisors (see below), whose sum is σ = 2201472. Its totient is φ = 243000.

The previous prime is 853901. The next prime is 853903. The reversal of 853902 is 209358.

853902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (853901) and next prime (853903).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853901) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3277 + ... + 3527.

It is an arithmetic number, because the mean of its divisors is an integer number (45864).

2⁸⁵³⁹⁰² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 853902, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1100736).

853902 is an abundant number, since it is smaller than the sum of its proper divisors (1347570).

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

853902 is a wasteful number, since it uses less digits than its factorization.

853902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275 (or 263 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 853902 is about 924.0681793028. The cubic root of 853902 is about 94.8715530939.

853902 divided by its sum of digits (27) gives a triangular number (31626 = T₂₅₁).

The spelling of 853902 in words is "eight hundred fifty-three thousand, nine hundred two".