860979 has 12 divisors (see below), whose sum is σ = 1335624. Its totient is φ = 491904.

The previous prime is 860971. The next prime is 861001. The reversal of 860979 is 979068.

860979 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 860979 - 2³ = 860971 is a prime.

860979 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (860971) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2782 + ... + 3075.

It is an arithmetic number, because the mean of its divisors is an integer number (111302).

2⁸⁶⁰⁹⁷⁹ is an apocalyptic number.

860979 is a deficient number, since it is larger than the sum of its proper divisors (474645).

860979 is a wasteful number, since it uses less digits than its factorization.

860979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5874 (or 5867 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 860979 is about 927.8895408399. The cubic root of 860979 is about 95.1329256481.

The spelling of 860979 in words is "eight hundred sixty thousand, nine hundred seventy-nine".