12164272 has 10 divisors (see below), whose sum is σ = 23568308. Its totient is φ = 6082128.

The previous prime is 12164239. The next prime is 12164279. The reversal of 12164272 is 27246121.

12164272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12164279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 380118 + ... + 380149.

Almost surely, 2^12164272 is an apocalyptic number.

It is an amenable number.

12164272 is a deficient number, since it is larger than the sum of its proper divisors (11404036).

12164272 is an equidigital number, since it uses as much as digits as its factorization.

12164272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760275 (or 760269 counting only the distinct ones).

The product of its digits is 1344, while the sum is 25.

The square root of 12164272 is about 3487.7316410527. The cubic root of 12164272 is about 229.9828090491.

The spelling of 12164272 in words is "twelve million, one hundred sixty-four thousand, two hundred seventy-two".