12449308 has 6 divisors (see below), whose sum is σ = 21786296. Its totient is φ = 6224652.

The previous prime is 12449303. The next prime is 12449309. The reversal of 12449308 is 80394421.

It is a self number, because there is not a number n which added to its sum of digits gives 12449308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12449303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556160 + ... + 1556167.

Almost surely, 2^12449308 is an apocalyptic number.

It is an amenable number.

12449308 is a deficient number, since it is larger than the sum of its proper divisors (9336988).

12449308 is a wasteful number, since it uses less digits than its factorization.

12449308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3112331 (or 3112329 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 12449308 is about 3528.3576916180. The cubic root of 12449308 is about 231.7652947426.

The spelling of 12449308 in words is "twelve million, four hundred forty-nine thousand, three hundred eight".