968839 has 4 divisors (see below), whose sum is σ = 985320. Its totient is φ = 952360.

The previous prime is 968831. The next prime is 968857. The reversal of 968839 is 938869.

968839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 968839 - 2³ = 968831 is a prime.

It is a Duffinian number.

968839 is a lucky number.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 968795 and 968804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (968831) 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, 8152 + ... + 8269.

It is an arithmetic number, because the mean of its divisors is an integer number (246330).

2⁹⁶⁸⁸³⁹ is an apocalyptic number.

968839 is a deficient number, since it is larger than the sum of its proper divisors (16481).

968839 is a wasteful number, since it uses less digits than its factorization.

968839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16480.

The product of its digits is 93312, while the sum is 43.

The square root of 968839 is about 984.2961952583. The cubic root of 968839 is about 98.9503202770.

The spelling of 968839 in words is "nine hundred sixty-eight thousand, eight hundred thirty-nine".