6839983 has 2 divisors, whose sum is σ = 6839984. Its totient is φ = 6839982.

The previous prime is 6839971. The next prime is 6840013. The reversal of 6839983 is 3899386.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6839983 - 2⁹ = 6839471 is a prime.

It is a super-3 number, since 3×6839983³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6839923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3419991 + 3419992.

It is an arithmetic number, because the mean of its divisors is an integer number (3419992).

Almost surely, 2^6839983 is an apocalyptic number.

6839983 is a deficient number, since it is larger than the sum of its proper divisors (1).

6839983 is an equidigital number, since it uses as much as digits as its factorization.

6839983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 46.

The square root of 6839983 is about 2615.3361160662. The cubic root of 6839983 is about 189.8242418985.

The spelling of 6839983 in words is "six million, eight hundred thirty-nine thousand, nine hundred eighty-three".