6679791 has 6 divisors (see below), whose sum is σ = 9648600. Its totient is φ = 4453188.

The previous prime is 6679789. The next prime is 6679801. The reversal of 6679791 is 1979766.

It is not a de Polignac number, because 6679791 - 2¹ = 6679789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6679391) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 371091 + ... + 371108.

It is an arithmetic number, because the mean of its divisors is an integer number (1608100).

Almost surely, 2^6679791 is an apocalyptic number.

6679791 is a deficient number, since it is larger than the sum of its proper divisors (2968809).

6679791 is a wasteful number, since it uses less digits than its factorization.

6679791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742205 (or 742202 counting only the distinct ones).

The product of its digits is 142884, while the sum is 45.

The square root of 6679791 is about 2584.5291640839. The cubic root of 6679791 is about 188.3306295241.

The spelling of 6679791 in words is "six million, six hundred seventy-nine thousand, seven hundred ninety-one".