11552224 has 24 divisors (see below), whose sum is σ = 23230368. Its totient is φ = 5652480.

The previous prime is 11552213. The next prime is 11552227. The reversal of 11552224 is 42225511.

It is a junction number, because it is equal to n+sod(n) for n = 11552195 and 11552204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11552227) 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, 2337 + ... + 5344.

It is an arithmetic number, because the mean of its divisors is an integer number (967932).

Almost surely, 2^11552224 is an apocalyptic number.

It is an amenable number.

11552224 is an abundant number, since it is smaller than the sum of its proper divisors (11678144).

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

11552224 is an equidigital number, since it uses as much as digits as its factorization.

11552224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7738 (or 7730 counting only the distinct ones).

The product of its digits is 800, while the sum is 22.

The square root of 11552224 is about 3398.8562782207. The cubic root of 11552224 is about 226.0590338383.

Adding to 11552224 its reverse (42225511), we get a palindrome (53777735).

The spelling of 11552224 in words is "eleven million, five hundred fifty-two thousand, two hundred twenty-four".