879995994 has 32 divisors (see below), whose sum is σ = 1795587264. Its totient is φ = 287414400.

The previous prime is 879995983. The next prime is 879995999. The reversal of 879995994 is 499599978.

It is not an unprimeable number, because it can be changed into a prime (879995999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 332902 + ... + 335534.

It is an arithmetic number, because the mean of its divisors is an integer number (56112102).

Almost surely, 2^879995994 is an apocalyptic number.

879995994 is an abundant number, since it is smaller than the sum of its proper divisors (915591270).

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

879995994 is a wasteful number, since it uses less digits than its factorization.

879995994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3742.

The product of its digits is 66134880, while the sum is 69.

The square root of 879995994 is about 29664.7264271896. The cubic root of 879995994 is about 958.2825172870.

The spelling of 879995994 in words is "eight hundred seventy-nine million, nine hundred ninety-five thousand, nine hundred ninety-four".