881090 has 32 divisors (see below), whose sum is σ = 1862784. Its totient is φ = 293760.

The previous prime is 881077. The next prime is 881099. The reversal of 881090 is 90188.

881090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 881090.

It is not an unprimeable number, because it can be changed into a prime (881099) 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, 2717 + ... + 3023.

It is an arithmetic number, because the mean of its divisors is an integer number (58212).

2⁸⁸¹⁰⁹⁰ is an apocalyptic number.

881090 is an abundant number, since it is smaller than the sum of its proper divisors (981694).

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

881090 is a wasteful number, since it uses less digits than its factorization.

881090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362.

The product of its (nonzero) digits is 576, while the sum is 26.

The square root of 881090 is about 938.6639441248. The cubic root of 881090 is about 95.8679463292.

The spelling of 881090 in words is "eight hundred eighty-one thousand, ninety".