6889079 has 2 divisors, whose sum is σ = 6889080. Its totient is φ = 6889078.

The previous prime is 6889049. The next prime is 6889081. The reversal of 6889079 is 9709886.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6889079 - 2¹⁶ = 6823543 is a prime.

Together with 6889081, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6889009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3444539 + 3444540.

It is an arithmetic number, because the mean of its divisors is an integer number (3444540).

Almost surely, 2^6889079 is an apocalyptic number.

6889079 is a deficient number, since it is larger than the sum of its proper divisors (1).

6889079 is an equidigital number, since it uses as much as digits as its factorization.

6889079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 47.

The square root of 6889079 is about 2624.7055072903. The cubic root of 6889079 is about 190.2773327608.

The spelling of 6889079 in words is "six million, eight hundred eighty-nine thousand, seventy-nine".