875886 has 32 divisors (see below), whose sum is σ = 1997568. Its totient is φ = 253440.

The previous prime is 875851. The next prime is 875893. The reversal of 875886 is 688578.

It is a happy number.

It is a Curzon number.

It is a plaindrome in base 13.

It is a congruent number.

It is an unprimeable number.

875886 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1230 + ... + 1806.

It is an arithmetic number, because the mean of its divisors is an integer number (62424).

2⁸⁷⁵⁸⁸⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 875886, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (998784).

875886 is an abundant number, since it is smaller than the sum of its proper divisors (1121682).

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

875886 is a wasteful number, since it uses less digits than its factorization.

875886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616.

The product of its digits is 107520, while the sum is 42.

The square root of 875886 is about 935.8878137897. The cubic root of 875886 is about 95.6788312395.

The spelling of 875886 in words is "eight hundred seventy-five thousand, eight hundred eighty-six".