6667713 has 12 divisors (see below), whose sum is σ = 10372180. Its totient is φ = 4103136.

The previous prime is 6667711. The next prime is 6667721. The reversal of 6667713 is 3177666.

It can be written as a sum of positive squares in 2 ways, for example, as 3470769 + 3196944 = 1863^2 + 1788^2 .

It is not a de Polignac number, because 6667713 - 2¹ = 6667711 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6667711) 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 11 ways as a sum of consecutive naturals, for example, 28378 + ... + 28611.

Almost surely, 2^6667713 is an apocalyptic number.

It is an amenable number.

6667713 is a deficient number, since it is larger than the sum of its proper divisors (3704467).

6667713 is a wasteful number, since it uses less digits than its factorization.

6667713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57008 (or 57005 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 6667713 is about 2582.1915111006. The cubic root of 6667713 is about 188.2170516348.

The spelling of 6667713 in words is "six million, six hundred sixty-seven thousand, seven hundred thirteen".