6688652 has 12 divisors (see below), whose sum is σ = 11733960. Its totient is φ = 3336096.

The previous prime is 6688651. The next prime is 6688657. The reversal of 6688652 is 2568866.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (6688651) 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 3 ways as a sum of consecutive naturals, for example, 2 + ... + 3657.

It is an arithmetic number, because the mean of its divisors is an integer number (977830).

Almost surely, 2^6688652 is an apocalyptic number.

It is an amenable number.

6688652 is a deficient number, since it is larger than the sum of its proper divisors (5045308).

6688652 is a wasteful number, since it uses less digits than its factorization.

6688652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4120 (or 4118 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 6688652 is about 2586.2428346928. The cubic root of 6688652 is about 188.4138686725.

The spelling of 6688652 in words is "six million, six hundred eighty-eight thousand, six hundred fifty-two".