875808 has 36 divisors (see below), whose sum is σ = 2491398. Its totient is φ = 291840.

The previous prime is 875803. The next prime is 875821. The reversal of 875808 is 808578.

It can be written as a sum of positive squares in only one way, i.e., 501264 + 374544 = 708^2 + 612^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (875803) by changing a digit.

875808 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1233 + ... + 1808.

2⁸⁷⁵⁸⁰⁸ is an apocalyptic number.

It is an amenable number.

875808 is an abundant number, since it is smaller than the sum of its proper divisors (1615590).

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

875808 is a wasteful number, since it uses less digits than its factorization.

875808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3057 (or 3046 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 36.

The square root of 875808 is about 935.8461412006. The cubic root of 875808 is about 95.6759910029.

The spelling of 875808 in words is "eight hundred seventy-five thousand, eight hundred eight".