870851888 has 20 divisors (see below), whose sum is σ = 1690981800. Its totient is φ = 434469504.

The previous prime is 870851873. The next prime is 870851893. The reversal of 870851888 is 888158078.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is an unprimeable 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 3 ways as a sum of consecutive naturals, for example, 52238 + ... + 66861.

It is an arithmetic number, because the mean of its divisors is an integer number (84549090).

Almost surely, 2^870851888 is an apocalyptic number.

It is an amenable number.

870851888 is a deficient number, since it is larger than the sum of its proper divisors (820129912).

870851888 is a wasteful number, since it uses less digits than its factorization.

870851888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119564 (or 119558 counting only the distinct ones).

The product of its (nonzero) digits is 1146880, while the sum is 53.

The square root of 870851888 is about 29510.1997282296. The cubic root of 870851888 is about 954.9517580229.

The spelling of 870851888 in words is "eight hundred seventy million, eight hundred fifty-one thousand, eight hundred eighty-eight".