868985875 has 16 divisors (see below), whose sum is σ = 1085891040. Its totient is φ = 694293600.

The previous prime is 868985869. The next prime is 868985891. The reversal of 868985875 is 578589868.

It is not a de Polignac number, because 868985875 - 2⁹ = 868985363 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103329 + ... + 111421.

It is an arithmetic number, because the mean of its divisors is an integer number (67868190).

Almost surely, 2^868985875 is an apocalyptic number.

868985875 is a deficient number, since it is larger than the sum of its proper divisors (216905165).

868985875 is an equidigital number, since it uses as much as digits as its factorization.

868985875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8967 (or 8957 counting only the distinct ones).

The product of its digits is 38707200, while the sum is 64.

The square root of 868985875 is about 29478.5663660905. The cubic root of 868985875 is about 954.2691977648.

The spelling of 868985875 in words is "eight hundred sixty-eight million, nine hundred eighty-five thousand, eight hundred seventy-five".