879929 has 4 divisors (see below), whose sum is σ = 888576. Its totient is φ = 871284.

The previous prime is 879919. The next prime is 879941. The reversal of 879929 is 929978.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 879929 - 2⁸ = 879673 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 879929.

It is not an unprimeable number, because it can be changed into a prime (879919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4169 + ... + 4374.

It is an arithmetic number, because the mean of its divisors is an integer number (222144).

2⁸⁷⁹⁹²⁹ is an apocalyptic number.

It is an amenable number.

879929 is a deficient number, since it is larger than the sum of its proper divisors (8647).

879929 is a wasteful number, since it uses less digits than its factorization.

879929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8646.

The product of its digits is 81648, while the sum is 44.

The square root of 879929 is about 938.0453080742. The cubic root of 879929 is about 95.8258198688.

The spelling of 879929 in words is "eight hundred seventy-nine thousand, nine hundred twenty-nine".