881859 has 8 divisors (see below), whose sum is σ = 1282752. Its totient is φ = 534440.

The previous prime is 881849. The next prime is 881897. The reversal of 881859 is 958188.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 881859 - 2¹³ = 873667 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (881849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13329 + ... + 13394.

It is an arithmetic number, because the mean of its divisors is an integer number (160344).

2⁸⁸¹⁸⁵⁹ is an apocalyptic number.

881859 is a deficient number, since it is larger than the sum of its proper divisors (400893).

881859 is a wasteful number, since it uses less digits than its factorization.

881859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26737.

The product of its digits is 23040, while the sum is 39.

The square root of 881859 is about 939.0734795531. The cubic root of 881859 is about 95.8958288434.

The spelling of 881859 in words is "eight hundred eighty-one thousand, eight hundred fifty-nine".