6880879 has 2 divisors, whose sum is σ = 6880880. Its totient is φ = 6880878.

The previous prime is 6880877. The next prime is 6880891. The reversal of 6880879 is 9780886.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6880879 - 2¹ = 6880877 is a prime.

Together with 6880877, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6880871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3440439 + 3440440.

It is an arithmetic number, because the mean of its divisors is an integer number (3440440).

Almost surely, 2^6880879 is an apocalyptic number.

6880879 is a deficient number, since it is larger than the sum of its proper divisors (1).

6880879 is an equidigital number, since it uses as much as digits as its factorization.

6880879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 46.

The square root of 6880879 is about 2623.1429621734. The cubic root of 6880879 is about 190.2018077355.

The spelling of 6880879 in words is "six million, eight hundred eighty thousand, eight hundred seventy-nine".