870383812 has 48 divisors (see below), whose sum is σ = 1596672000. Its totient is φ = 414802080.

The previous prime is 870383803. The next prime is 870383821. The reversal of 870383812 is 218383078.

It is an interprime number because it is at equal distance from previous prime (870383803) and next prime (870383821).

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2019237 + ... + 2019667.

It is an arithmetic number, because the mean of its divisors is an integer number (33264000).

Almost surely, 2^870383812 is an apocalyptic number.

It is an amenable number.

870383812 is a deficient number, since it is larger than the sum of its proper divisors (726288188).

870383812 is a wasteful number, since it uses less digits than its factorization.

870383812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736 (or 734 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 870383812 is about 29502.2679128232. The cubic root of 870383812 is about 954.7806343551.

The spelling of 870383812 in words is "eight hundred seventy million, three hundred eighty-three thousand, eight hundred twelve".