6600679 has 2 divisors, whose sum is σ = 6600680. Its totient is φ = 6600678.

The previous prime is 6600677. The next prime is 6600691. The reversal of 6600679 is 9760066.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6600679 - 2¹ = 6600677 is a prime.

It is a super-2 number, since 2×6600679² = 87137926522082, which contains 22 as substring.

Together with 6600677, 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 (6600677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3300339 + 3300340.

It is an arithmetic number, because the mean of its divisors is an integer number (3300340).

Almost surely, 2^6600679 is an apocalyptic number.

6600679 is a deficient number, since it is larger than the sum of its proper divisors (1).

6600679 is an equidigital number, since it uses as much as digits as its factorization.

6600679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 6600679 is about 2569.1786625301. The cubic root of 6600679 is about 187.5841779065.

The spelling of 6600679 in words is "six million, six hundred thousand, six hundred seventy-nine".