115915224 has 32 divisors (see below), whose sum is σ = 290931120. Its totient is φ = 38486016.

The previous prime is 115915213. The next prime is 115915237. The reversal of 115915224 is 422519511.

It is a junction number, because it is equal to n+sod(n) for n = 115915191 and 115915200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3229 + ... + 15564.

Almost surely, 2^115915224 is an apocalyptic number.

It is an amenable number.

115915224 is an abundant number, since it is smaller than the sum of its proper divisors (175015896).

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

115915224 is a wasteful number, since it uses less digits than its factorization.

115915224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19059 (or 19055 counting only the distinct ones).

The product of its digits is 3600, while the sum is 30.

The square root of 115915224 is about 10766.3932679426. The cubic root of 115915224 is about 487.5810589735.

The spelling of 115915224 in words is "one hundred fifteen million, nine hundred fifteen thousand, two hundred twenty-four".