12737272 has 8 divisors (see below), whose sum is σ = 23882400. Its totient is φ = 6368632.

The previous prime is 12737269. The next prime is 12737279. The reversal of 12737272 is 27273721.

12737272 is digitally balanced in base 2, because in such base 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 (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12737279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 796072 + ... + 796087.

It is an arithmetic number, because the mean of its divisors is an integer number (2985300).

Almost surely, 2^12737272 is an apocalyptic number.

It is an amenable number.

12737272 is a deficient number, since it is larger than the sum of its proper divisors (11145128).

12737272 is a wasteful number, since it uses less digits than its factorization.

12737272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1592165 (or 1592161 counting only the distinct ones).

The product of its digits is 8232, while the sum is 31.

The square root of 12737272 is about 3568.9314927580. The cubic root of 12737272 is about 233.5386727577.

The spelling of 12737272 in words is "twelve million, seven hundred thirty-seven thousand, two hundred seventy-two".