6879589 has 2 divisors, whose sum is σ = 6879590. Its totient is φ = 6879588.

The previous prime is 6879581. The next prime is 6879643. The reversal of 6879589 is 9859786.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5602689 + 1276900 = 2367^2 + 1130^2 .

It is a cyclic number.

It is not a de Polignac number, because 6879589 - 2³ = 6879581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6879581) 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, 3439794 + 3439795.

It is an arithmetic number, because the mean of its divisors is an integer number (3439795).

Almost surely, 2^6879589 is an apocalyptic number.

It is an amenable number.

6879589 is a deficient number, since it is larger than the sum of its proper divisors (1).

6879589 is an equidigital number, since it uses as much as digits as its factorization.

6879589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 52.

The square root of 6879589 is about 2622.8970624102. The cubic root of 6879589 is about 190.1899208982.

The spelling of 6879589 in words is "six million, eight hundred seventy-nine thousand, five hundred eighty-nine".