870340994 has 16 divisors (see below), whose sum is σ = 1320248160. Its totient is φ = 430284000.

The previous prime is 870340981. The next prime is 870341023. The reversal of 870340994 is 499043078.

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 7 ways as a sum of consecutive naturals, for example, 63542 + ... + 76014.

It is an arithmetic number, because the mean of its divisors is an integer number (82515510).

Almost surely, 2^870340994 is an apocalyptic number.

870340994 is a deficient number, since it is larger than the sum of its proper divisors (449907166).

870340994 is a wasteful number, since it uses less digits than its factorization.

870340994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12865.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 870340994 is about 29501.5422308733. The cubic root of 870340994 is about 954.7649774816.

The spelling of 870340994 in words is "eight hundred seventy million, three hundred forty thousand, nine hundred ninety-four".