855528 has 32 divisors (see below), whose sum is σ = 2191200. Its totient is φ = 278208.

The previous prime is 855527. The next prime is 855581. The reversal of 855528 is 825558.

855528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (855521) 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, 618 + ... + 1446.

It is an arithmetic number, because the mean of its divisors is an integer number (68475).

2⁸⁵⁵⁵²⁸ 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 855528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1095600).

855528 is an abundant number, since it is smaller than the sum of its proper divisors (1335672).

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

855528 is a wasteful number, since it uses less digits than its factorization.

855528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881 (or 877 counting only the distinct ones).

The product of its digits is 16000, while the sum is 33.

The square root of 855528 is about 924.9475660815. The cubic root of 855528 is about 94.9317330419.

The spelling of 855528 in words is "eight hundred fifty-five thousand, five hundred twenty-eight".