853872 has 20 divisors (see below), whose sum is σ = 2205960. Its totient is φ = 284608.

The previous prime is 853843. The next prime is 853873. The reversal of 853872 is 278358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8847 + ... + 8942.

It is an arithmetic number, because the mean of its divisors is an integer number (110298).

2⁸⁵³⁸⁷² is an apocalyptic number.

It is an amenable number.

853872 is an abundant number, since it is smaller than the sum of its proper divisors (1352088).

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

853872 is a wasteful number, since it uses less digits than its factorization.

853872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17800 (or 17794 counting only the distinct ones).

The product of its digits is 13440, while the sum is 33.

The square root of 853872 is about 924.0519465917. The cubic root of 853872 is about 94.8704420452.

The spelling of 853872 in words is "eight hundred fifty-three thousand, eight hundred seventy-two".