6838847 has 2 divisors, whose sum is σ = 6838848. Its totient is φ = 6838846.

The previous prime is 6838837. The next prime is 6838861. The reversal of 6838847 is 7488386.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6838847 - 2⁴ = 6838831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6838798 and 6838807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6838807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3419423 + 3419424.

It is an arithmetic number, because the mean of its divisors is an integer number (3419424).

Almost surely, 2^6838847 is an apocalyptic number.

6838847 is a deficient number, since it is larger than the sum of its proper divisors (1).

6838847 is an equidigital number, since it uses as much as digits as its factorization.

6838847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 258048, while the sum is 44.

The square root of 6838847 is about 2615.1189265500. The cubic root of 6838847 is about 189.8137325021.

The spelling of 6838847 in words is "six million, eight hundred thirty-eight thousand, eight hundred forty-seven".