12024272 has 20 divisors (see below), whose sum is σ = 25089540. Its totient is φ = 5549568.

The previous prime is 12024227. The next prime is 12024277. The reversal of 12024272 is 27242021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3474496 + 8549776 = 1864^2 + 2924^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12024277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28697 + ... + 29112.

It is an arithmetic number, because the mean of its divisors is an integer number (1254477).

Almost surely, 2^12024272 is an apocalyptic number.

It is an amenable number.

12024272 is an abundant number, since it is smaller than the sum of its proper divisors (13065268).

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

12024272 is a wasteful number, since it uses less digits than its factorization.

12024272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57830 (or 57824 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 12024272 is about 3467.6032068274. The cubic root of 12024272 is about 229.0971029117.

Adding to 12024272 its reverse (27242021), we get a palindrome (39266293).

The spelling of 12024272 in words is "twelve million, twenty-four thousand, two hundred seventy-two".