6699168 has 72 divisors (see below), whose sum is σ = 21778848. Its totient is φ = 1913472.

The previous prime is 6699167. The next prime is 6699197. The reversal of 6699168 is 8619966.

It is a tau number, because it is divible by the number of its divisors (72).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (6699167) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 355 + ... + 3677.

It is an arithmetic number, because the mean of its divisors is an integer number (302484).

Almost surely, 2^6699168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6699168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10889424).

6699168 is an abundant number, since it is smaller than the sum of its proper divisors (15079680).

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

6699168 is a wasteful number, since it uses less digits than its factorization.

6699168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3346 (or 3335 counting only the distinct ones).

The product of its digits is 139968, while the sum is 45.

The square root of 6699168 is about 2588.2751012982. The cubic root of 6699168 is about 188.5125593491.

The spelling of 6699168 in words is "six million, six hundred ninety-nine thousand, one hundred sixty-eight".