872671158 has 20 divisors (see below), whose sum is σ = 1955430180. Its totient is φ = 290890332.

The previous prime is 872671147. The next prime is 872671211. The reversal of 872671158 is 851176278.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2693268 + ... + 2693591.

It is an arithmetic number, because the mean of its divisors is an integer number (97771509).

Almost surely, 2^872671158 is an apocalyptic number.

872671158 is an abundant number, since it is smaller than the sum of its proper divisors (1082759022).

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

872671158 is a wasteful number, since it uses less digits than its factorization.

872671158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5386873 (or 5386864 counting only the distinct ones).

The product of its digits is 188160, while the sum is 45.

The square root of 872671158 is about 29541.0080735238. The cubic root of 872671158 is about 955.6162823124.

The spelling of 872671158 in words is "eight hundred seventy-two million, six hundred seventy-one thousand, one hundred fifty-eight".