887091 has 16 divisors (see below), whose sum is σ = 1267200. Its totient is φ = 550368.

The previous prime is 887069. The next prime is 887093. The reversal of 887091 is 190788.

887091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 887091 - 2⁵ = 887059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (887093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4405 + ... + 4601.

It is an arithmetic number, because the mean of its divisors is an integer number (79200).

2⁸⁸⁷⁰⁹¹ is an apocalyptic number.

887091 is a deficient number, since it is larger than the sum of its proper divisors (380109).

887091 is a wasteful number, since it uses less digits than its factorization.

887091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298.

The product of its (nonzero) digits is 4032, while the sum is 33.

The square root of 887091 is about 941.8550843946. The cubic root of 887091 is about 96.0851024871.

The spelling of 887091 in words is "eight hundred eighty-seven thousand, ninety-one".