11523224 has 8 divisors (see below), whose sum is σ = 21606060. Its totient is φ = 5761608.

The previous prime is 11523223. The next prime is 11523233. The reversal of 11523224 is 42232511.

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

It is a junction number, because it is equal to n+sod(n) for n = 11523196 and 11523205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11523223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720194 + ... + 720209.

Almost surely, 2^11523224 is an apocalyptic number.

It is an amenable number.

11523224 is a deficient number, since it is larger than the sum of its proper divisors (10082836).

11523224 is a wasteful number, since it uses less digits than its factorization.

11523224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440409 (or 1440405 counting only the distinct ones).

The product of its digits is 480, while the sum is 20.

The square root of 11523224 is about 3394.5874565255. The cubic root of 11523224 is about 225.8697137174.

Adding to 11523224 its reverse (42232511), we get a palindrome (53755735).

The spelling of 11523224 in words is "eleven million, five hundred twenty-three thousand, two hundred twenty-four".