115530224 has 20 divisors (see below), whose sum is σ = 224013936. Its totient is φ = 57720192.

The previous prime is 115530199. The next prime is 115530253. The reversal of 115530224 is 422035511.

It is a self number, because there is not a number n which added to its sum of digits gives 115530224.

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, 30077 + ... + 33699.

Almost surely, 2^115530224 is an apocalyptic number.

It is an amenable number.

115530224 is a deficient number, since it is larger than the sum of its proper divisors (108483712).

115530224 is a wasteful number, since it uses less digits than its factorization.

115530224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5624 (or 5618 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 115530224 is about 10748.4986858631. The cubic root of 115530224 is about 487.0406441348.

Adding to 115530224 its reverse (422035511), we get a palindrome (537565735).

The spelling of 115530224 in words is "one hundred fifteen million, five hundred thirty thousand, two hundred twenty-four".