6876439 has 2 divisors, whose sum is σ = 6876440. Its totient is φ = 6876438.

The previous prime is 6876433. The next prime is 6876491. The reversal of 6876439 is 9346786.

It is a happy number.

6876439 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6876439 - 2¹³ = 6868247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6876395 and 6876404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6876433) 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, 3438219 + 3438220.

It is an arithmetic number, because the mean of its divisors is an integer number (3438220).

Almost surely, 2^6876439 is an apocalyptic number.

6876439 is a deficient number, since it is larger than the sum of its proper divisors (1).

6876439 is an equidigital number, since it uses as much as digits as its factorization.

6876439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 43.

The square root of 6876439 is about 2622.2965126011. The cubic root of 6876439 is about 190.1608886546.

The spelling of 6876439 in words is "six million, eight hundred seventy-six thousand, four hundred thirty-nine".