875091 has 12 divisors (see below), whose sum is σ = 1357512. Its totient is φ = 499968.

The previous prime is 875089. The next prime is 875107. The reversal of 875091 is 190578.

It is not a de Polignac number, because 875091 - 2¹ = 875089 is a prime.

875091 is a lucky number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (875011) 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 11 ways as a sum of consecutive naturals, for example, 2830 + ... + 3123.

It is an arithmetic number, because the mean of its divisors is an integer number (113126).

2⁸⁷⁵⁰⁹¹ is an apocalyptic number.

875091 is a deficient number, since it is larger than the sum of its proper divisors (482421).

875091 is a wasteful number, since it uses less digits than its factorization.

875091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5970 (or 5963 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 30.

The square root of 875091 is about 935.4629869749. The cubic root of 875091 is about 95.6498747711.

The spelling of 875091 in words is "eight hundred seventy-five thousand, ninety-one".