6716688 has 40 divisors (see below), whose sum is σ = 18930336. Its totient is φ = 2035200.

The previous prime is 6716687. The next prime is 6716693. The reversal of 6716688 is 8866176.

It is a super-2 number, since 2×6716688² = 90227795378688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6716681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5833 + ... + 6888.

Almost surely, 2^6716688 is an apocalyptic number.

It is an amenable number.

6716688 is an abundant number, since it is smaller than the sum of its proper divisors (12213648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6716688 is a wasteful number, since it uses less digits than its factorization.

6716688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12743 (or 12737 counting only the distinct ones).

The product of its digits is 96768, while the sum is 42.

The square root of 6716688 is about 2591.6573847637. The cubic root of 6716688 is about 188.6767521291.

The spelling of 6716688 in words is "six million, seven hundred sixteen thousand, six hundred eighty-eight".