879915 has 8 divisors (see below), whose sum is σ = 1407888. Its totient is φ = 469280.

The previous prime is 879881. The next prime is 879917. The reversal of 879915 is 519978.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 879915 - 2¹¹ = 877867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (879917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29316 + ... + 29345.

It is an arithmetic number, because the mean of its divisors is an integer number (175986).

2⁸⁷⁹⁹¹⁵ is an apocalyptic number.

879915 is a deficient number, since it is larger than the sum of its proper divisors (527973).

879915 is a wasteful number, since it uses less digits than its factorization.

879915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58669.

The product of its digits is 22680, while the sum is 39.

The square root of 879915 is about 938.0378457184. The cubic root of 879915 is about 95.8253116579.

The spelling of 879915 in words is "eight hundred seventy-nine thousand, nine hundred fifteen".