12267272 has 16 divisors (see below), whose sum is σ = 23038800. Its totient is φ = 6123600.

The previous prime is 12267263. The next prime is 12267287. The reversal of 12267272 is 27276221.

12267272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7679 + ... + 9137.

It is an arithmetic number, because the mean of its divisors is an integer number (1439925).

Almost surely, 2^12267272 is an apocalyptic number.

It is an amenable number.

12267272 is a deficient number, since it is larger than the sum of its proper divisors (10771528).

12267272 is a wasteful number, since it uses less digits than its factorization.

12267272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2516 (or 2512 counting only the distinct ones).

The product of its digits is 4704, while the sum is 29.

The square root of 12267272 is about 3502.4665594406. The cubic root of 12267272 is about 230.6301058400.

The spelling of 12267272 in words is "twelve million, two hundred sixty-seven thousand, two hundred seventy-two".