6672679 has 4 divisors (see below), whose sum is σ = 7185976. Its totient is φ = 6159384.

The previous prime is 6672671. The next prime is 6672683. The reversal of 6672679 is 9762766.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 6672679 - 2³ = 6672671 is a prime.

It is a Duffinian number.

6672679 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6672671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256629 + ... + 256654.

It is an arithmetic number, because the mean of its divisors is an integer number (1796494).

Almost surely, 2^6672679 is an apocalyptic number.

6672679 is a deficient number, since it is larger than the sum of its proper divisors (513297).

6672679 is a wasteful number, since it uses less digits than its factorization.

6672679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513296.

The product of its digits is 190512, while the sum is 43.

The square root of 6672679 is about 2583.1529184313. The cubic root of 6672679 is about 188.2637669992.

The spelling of 6672679 in words is "six million, six hundred seventy-two thousand, six hundred seventy-nine".