13668152 has 16 divisors (see below), whose sum is σ = 26224440. Its totient is φ = 6674976.

The previous prime is 13668131. The next prime is 13668167. The reversal of 13668152 is 25186631.

It is a happy number.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 19523 + ... + 20210.

Almost surely, 2^13668152 is an apocalyptic number.

It is an amenable number.

13668152 is a deficient number, since it is larger than the sum of its proper divisors (12556288).

13668152 is a wasteful number, since it uses less digits than its factorization.

13668152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39782 (or 39778 counting only the distinct ones).

The product of its digits is 8640, while the sum is 32.

The square root of 13668152 is about 3697.0463886730. The cubic root of 13668152 is about 239.0946912124.

The spelling of 13668152 in words is "thirteen million, six hundred sixty-eight thousand, one hundred fifty-two".