855232 has 56 divisors (see below), whose sum is σ = 2048256. Its totient is φ = 346368.

The previous prime is 855229. The next prime is 855241. The reversal of 855232 is 232558.

It is a tau number, because it is divible by the number of its divisors (56).

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 855197 and 855206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10263 + ... + 10345.

It is an arithmetic number, because the mean of its divisors is an integer number (36576).

2⁸⁵⁵²³² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 855232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1024128).

855232 is an abundant number, since it is smaller than the sum of its proper divisors (1193024).

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

855232 is a wasteful number, since it uses less digits than its factorization.

855232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125 (or 115 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 855232 is about 924.7875431687. The cubic root of 855232 is about 94.9207834551.

The spelling of 855232 in words is "eight hundred fifty-five thousand, two hundred thirty-two".