6676809 has 16 divisors (see below), whose sum is σ = 9602880. Its totient is φ = 4112640.

The previous prime is 6676793. The next prime is 6676823. The reversal of 6676809 is 9086766.

It is a happy number.

6676809 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6676809 - 2⁴ = 6676793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6676829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 909 + ... + 3765.

It is an arithmetic number, because the mean of its divisors is an integer number (600180).

Almost surely, 2^6676809 is an apocalyptic number.

It is an amenable number.

6676809 is a deficient number, since it is larger than the sum of its proper divisors (2926071).

6676809 is a wasteful number, since it uses less digits than its factorization.

6676809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2920.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 6676809 is about 2583.9522054403. The cubic root of 6676809 is about 188.3026004272.

The spelling of 6676809 in words is "six million, six hundred seventy-six thousand, eight hundred nine".