11199232 has 72 divisors (see below), whose sum is σ = 25239312. Its totient is φ = 4915200.

The previous prime is 11199193. The next prime is 11199233. The reversal of 11199232 is 23299111.

It is a self number, because there is not a number n which added to its sum of digits gives 11199232.

It is not an unprimeable number, because it can be changed into a prime (11199233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115408 + ... + 115504.

It is an arithmetic number, because the mean of its divisors is an integer number (350546).

Almost surely, 2^11199232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11199232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12619656).

11199232 is an abundant number, since it is smaller than the sum of its proper divisors (14040080).

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

11199232 is an equidigital number, since it uses as much as digits as its factorization.

11199232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165 (or 151 counting only the distinct ones).

The product of its digits is 972, while the sum is 28.

The square root of 11199232 is about 3346.5253622227. The cubic root of 11199232 is about 223.7326742928.

The spelling of 11199232 in words is "eleven million, one hundred ninety-nine thousand, two hundred thirty-two".