879640682 has 32 divisors (see below), whose sum is σ = 1428451200. Its totient is φ = 404958528.

The previous prime is 879640651. The next prime is 879640711. The reversal of 879640682 is 286046978.

It is a self number, because there is not a number n which added to its sum of digits gives 879640682.

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 15 ways as a sum of consecutive naturals, for example, 217523 + ... + 221529.

It is an arithmetic number, because the mean of its divisors is an integer number (44639100).

Almost surely, 2^879640682 is an apocalyptic number.

879640682 is a deficient number, since it is larger than the sum of its proper divisors (548810518).

879640682 is a wasteful number, since it uses less digits than its factorization.

879640682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4190.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The square root of 879640682 is about 29658.7370263806. The cubic root of 879640682 is about 958.1535261263.

The spelling of 879640682 in words is "eight hundred seventy-nine million, six hundred forty thousand, six hundred eighty-two".