11609272 has 16 divisors (see below), whose sum is σ = 21817800. Its totient is φ = 5791200.

The previous prime is 11609203. The next prime is 11609303. The reversal of 11609272 is 27290611.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11609272.

It is a congruent number.

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, 2647 + ... + 5497.

Almost surely, 2^11609272 is an apocalyptic number.

It is an amenable number.

11609272 is a deficient number, since it is larger than the sum of its proper divisors (10208528).

11609272 is a wasteful number, since it uses less digits than its factorization.

11609272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366 (or 3362 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 11609272 is about 3407.2381777622. The cubic root of 11609272 is about 226.4305364880.

Adding to 11609272 its reverse (27290611), we get a palindrome (38899883).

It can be divided in two parts, 11609 and 272, that added together give a square (11881 = 109²).

The spelling of 11609272 in words is "eleven million, six hundred nine thousand, two hundred seventy-two".