12006688 has 12 divisors (see below), whose sum is σ = 23638230. Its totient is φ = 6003328.

The previous prime is 12006679. The next prime is 12006721. The reversal of 12006688 is 88660021.

It can be written as a sum of positive squares in only one way, i.e., 9659664 + 2347024 = 3108^2 + 1532^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 187573 + ... + 187636.

Almost surely, 2^12006688 is an apocalyptic number.

It is an amenable number.

12006688 is a deficient number, since it is larger than the sum of its proper divisors (11631542).

12006688 is an equidigital number, since it uses as much as digits as its factorization.

12006688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375219 (or 375211 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 12006688 is about 3465.0668103227. The cubic root of 12006688 is about 228.9853731052.

The spelling of 12006688 in words is "twelve million, six thousand, six hundred eighty-eight".