6748679 has 4 divisors (see below), whose sum is σ = 7712784. Its totient is φ = 5784576.

The previous prime is 6748673. The next prime is 6748691. The reversal of 6748679 is 9768476.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 6748679 - 2¹² = 6744583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6748673) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 482042 + ... + 482055.

It is an arithmetic number, because the mean of its divisors is an integer number (1928196).

Almost surely, 2^6748679 is an apocalyptic number.

6748679 is a deficient number, since it is larger than the sum of its proper divisors (964105).

6748679 is an equidigital number, since it uses as much as digits as its factorization.

6748679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964104.

The product of its digits is 508032, while the sum is 47.

The square root of 6748679 is about 2597.8219723453. The cubic root of 6748679 is about 188.9758281191.

The spelling of 6748679 in words is "six million, seven hundred forty-eight thousand, six hundred seventy-nine".