115318224 has 120 divisors (see below), whose sum is σ = 371172672. Its totient is φ = 32739840.

The previous prime is 115318207. The next prime is 115318249. The reversal of 115318224 is 422813511.

It is a super-5 number, since 5×115318224⁵ (a number of 42 digits) contains 55555 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 234619 + ... + 235109.

Almost surely, 2^115318224 is an apocalyptic number.

115318224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115318224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185586336).

115318224 is an abundant number, since it is smaller than the sum of its proper divisors (255854448).

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

115318224 is a wasteful number, since it uses less digits than its factorization.

115318224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745 (or 736 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 115318224 is about 10738.6323151508. The cubic root of 115318224 is about 486.7425523333.

The spelling of 115318224 in words is "one hundred fifteen million, three hundred eighteen thousand, two hundred twenty-four".