6839864317 has 8 divisors (see below), whose sum is σ = 8035644960. Its totient is φ = 5739746160.

The previous prime is 6839864263. The next prime is 6839864333. The reversal of 6839864317 is 7134689386.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6839864317 - 2⁷ = 6839864189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6839864387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23915467 + ... + 23915752.

It is an arithmetic number, because the mean of its divisors is an integer number (1004455620).

Almost surely, 2^6839864317 is an apocalyptic number.

It is an amenable number.

6839864317 is a deficient number, since it is larger than the sum of its proper divisors (1195780643).

6839864317 is a wasteful number, since it uses less digits than its factorization.

6839864317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47831243.

The product of its digits is 5225472, while the sum is 55.

The square root of 6839864317 is about 82703.4722185230. The cubic root of 6839864317 is about 1898.2314398933.

The spelling of 6839864317 in words is "six billion, eight hundred thirty-nine million, eight hundred sixty-four thousand, three hundred seventeen".