11399272 has 16 divisors (see below), whose sum is σ = 21736800. Its totient is φ = 5602800.

The previous prime is 11399261. The next prime is 11399279. The reversal of 11399272 is 27299311.

It is a happy number.

11399272 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 (11399279) 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, 11604 + ... + 12547.

It is an arithmetic number, because the mean of its divisors is an integer number (1358550).

Almost surely, 2^11399272 is an apocalyptic number.

It is an amenable number.

11399272 is a deficient number, since it is larger than the sum of its proper divisors (10337528).

11399272 is a wasteful number, since it uses less digits than its factorization.

11399272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24216 (or 24212 counting only the distinct ones).

The product of its digits is 6804, while the sum is 34.

The square root of 11399272 is about 3376.2807940099. The cubic root of 11399272 is about 225.0569205784.

The spelling of 11399272 in words is "eleven million, three hundred ninety-nine thousand, two hundred seventy-two".