870205996 has 48 divisors (see below), whose sum is σ = 1762296480. Its totient is φ = 371589120.

The previous prime is 870205967. The next prime is 870206009. The reversal of 870205996 is 699502078.

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, 754156 + ... + 755308.

It is an arithmetic number, because the mean of its divisors is an integer number (36714510).

Almost surely, 2^870205996 is an apocalyptic number.

It is an amenable number.

870205996 is an abundant number, since it is smaller than the sum of its proper divisors (892090484).

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

870205996 is a wasteful number, since it uses less digits than its factorization.

870205996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2194 (or 2192 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 870205996 is about 29499.2541600631. The cubic root of 870205996 is about 954.7156106136.

The spelling of 870205996 in words is "eight hundred seventy million, two hundred five thousand, nine hundred ninety-six".