12659272 has 8 divisors (see below), whose sum is σ = 23736150. Its totient is φ = 6329632.

The previous prime is 12659261. The next prime is 12659279. The reversal of 12659272 is 27295621.

It can be written as a sum of positive squares in only one way, i.e., 12292036 + 367236 = 3506^2 + 606^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (12659279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 791197 + ... + 791212.

Almost surely, 2^12659272 is an apocalyptic number.

It is an amenable number.

12659272 is a deficient number, since it is larger than the sum of its proper divisors (11076878).

12659272 is a wasteful number, since it uses less digits than its factorization.

12659272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582415 (or 1582411 counting only the distinct ones).

The product of its digits is 15120, while the sum is 34.

The square root of 12659272 is about 3557.9870713649. The cubic root of 12659272 is about 233.0609847305.

The spelling of 12659272 in words is "twelve million, six hundred fifty-nine thousand, two hundred seventy-two".