12243276 has 36 divisors (see below), whose sum is σ = 31122000. Its totient is φ = 4058208.

The previous prime is 12243251. The next prime is 12243289. The reversal of 12243276 is 67234221.

12243276 is digitally balanced in base 2 and base 4, because in such bases 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 (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6310 + ... + 8018.

It is an arithmetic number, because the mean of its divisors is an integer number (864500).

Almost surely, 2^12243276 is an apocalyptic number.

It is an amenable number.

12243276 is an abundant number, since it is smaller than the sum of its proper divisors (18878724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12243276 is a wasteful number, since it uses less digits than its factorization.

12243276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1918 (or 1913 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 12243276 is about 3499.0392967213. The cubic root of 12243276 is about 230.4796292323.

Adding to 12243276 its reverse (67234221), we get a palindrome (79477497).

The spelling of 12243276 in words is "twelve million, two hundred forty-three thousand, two hundred seventy-six".