6879578 has 16 divisors (see below), whose sum is σ = 10627200. Its totient is φ = 3338496.

The previous prime is 6879541. The next prime is 6879581. The reversal of 6879578 is 8759786.

It is a happy number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 15098 + ... + 15546.

It is an arithmetic number, because the mean of its divisors is an integer number (664200).

Almost surely, 2^6879578 is an apocalyptic number.

6879578 is a deficient number, since it is larger than the sum of its proper divisors (3747622).

6879578 is a wasteful number, since it uses less digits than its factorization.

6879578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661.

The product of its digits is 846720, while the sum is 50.

The square root of 6879578 is about 2622.8949654914. The cubic root of 6879578 is about 190.1898195312.

The spelling of 6879578 in words is "six million, eight hundred seventy-nine thousand, five hundred seventy-eight".