979835 has 4 divisors (see below), whose sum is σ = 1175808. Its totient is φ = 783864.

The previous prime is 979831. The next prime is 979873. The reversal of 979835 is 538979.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 979835 - 2² = 979831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 979792 and 979801.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 979835.

It is not an unprimeable number, because it can be changed into a prime (979831) 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, 97979 + ... + 97988.

It is an arithmetic number, because the mean of its divisors is an integer number (293952).

2⁹⁷⁹⁸³⁵ is an apocalyptic number.

979835 is a deficient number, since it is larger than the sum of its proper divisors (195973).

979835 is a wasteful number, since it uses less digits than its factorization.

979835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195972.

The product of its digits is 68040, while the sum is 41.

The square root of 979835 is about 989.8661525681. The cubic root of 979835 is about 99.3232639473.

The spelling of 979835 in words is "nine hundred seventy-nine thousand, eight hundred thirty-five".