12289336 has 8 divisors (see below), whose sum is σ = 23042520. Its totient is φ = 6144664.

The previous prime is 12289327. The next prime is 12289339. The reversal of 12289336 is 63398221.

It is a happy number.

12289336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12289339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 768076 + ... + 768091.

It is an arithmetic number, because the mean of its divisors is an integer number (2880315).

Almost surely, 2^12289336 is an apocalyptic number.

It is an amenable number.

12289336 is a deficient number, since it is larger than the sum of its proper divisors (10753184).

12289336 is a wasteful number, since it uses less digits than its factorization.

12289336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536173 (or 1536169 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 12289336 is about 3505.6149246602. The cubic root of 12289336 is about 230.7682939905.

The spelling of 12289336 in words is "twelve million, two hundred eighty-nine thousand, three hundred thirty-six".