12265312 has 12 divisors (see below), whose sum is σ = 24147396. Its totient is φ = 6132640.

The previous prime is 12265291. The next prime is 12265327. The reversal of 12265312 is 21356221.

12265312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 5.

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, 191614 + ... + 191677.

It is an arithmetic number, because the mean of its divisors is an integer number (2012283).

Almost surely, 2^12265312 is an apocalyptic number.

It is an amenable number.

12265312 is a deficient number, since it is larger than the sum of its proper divisors (11882084).

12265312 is an equidigital number, since it uses as much as digits as its factorization.

12265312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383301 (or 383293 counting only the distinct ones).

The product of its digits is 720, while the sum is 22.

The square root of 12265312 is about 3502.1867454492. The cubic root of 12265312 is about 230.6178222319.

Subtracting 12265312 from its reverse (21356221), we obtain a palindrome (9090909).

The spelling of 12265312 in words is "twelve million, two hundred sixty-five thousand, three hundred twelve".