12659648 has 14 divisors (see below), whose sum is σ = 25121616. Its totient is φ = 6329792.

The previous prime is 12659629. The next prime is 12659657. The reversal of 12659648 is 84695621.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98840 + ... + 98967.

Almost surely, 2^12659648 is an apocalyptic number.

It is an amenable number.

12659648 is a deficient number, since it is larger than the sum of its proper divisors (12461968).

12659648 is an equidigital number, since it uses as much as digits as its factorization.

12659648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197819 (or 197809 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 12659648 is about 3558.0399098380. The cubic root of 12659648 is about 233.0632921318.

The spelling of 12659648 in words is "twelve million, six hundred fifty-nine thousand, six hundred forty-eight".