839996 has 12 divisors (see below), whose sum is σ = 1476552. Its totient is φ = 418128.

The previous prime is 839981. The next prime is 839999. The reversal of 839996 is 699938.

839996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (839999) 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, 1211 + ... + 1773.

It is an arithmetic number, because the mean of its divisors is an integer number (123046).

2⁸³⁹⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

839996 is a deficient number, since it is larger than the sum of its proper divisors (636556).

839996 is a wasteful number, since it uses less digits than its factorization.

839996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940 (or 938 counting only the distinct ones).

The product of its digits is 104976, while the sum is 44.

The square root of 839996 is about 916.5129568097. The cubic root of 839996 is about 94.3537298380.

It can be divided in two parts, 8 and 39996, that added together give a palindrome (40004).

The spelling of 839996 in words is "eight hundred thirty-nine thousand, nine hundred ninety-six".