6839634 has 24 divisors (see below), whose sum is σ = 14011920. Its totient is φ = 2225112.

The previous prime is 6839629. The next prime is 6839659. The reversal of 6839634 is 4369386.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6839592 and 6839601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49137 + ... + 49275.

It is an arithmetic number, because the mean of its divisors is an integer number (583830).

Almost surely, 2^6839634 is an apocalyptic number.

6839634 is an abundant number, since it is smaller than the sum of its proper divisors (7172286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6839634 is a wasteful number, since it uses less digits than its factorization.

6839634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342 (or 203 counting only the distinct ones).

The product of its digits is 93312, while the sum is 39.

The square root of 6839634 is about 2615.2693933895. The cubic root of 6839634 is about 189.8210133434.

The spelling of 6839634 in words is "six million, eight hundred thirty-nine thousand, six hundred thirty-four".