115933728 has 96 divisors (see below), whose sum is σ = 316237824. Its totient is φ = 37158912.

The previous prime is 115933711. The next prime is 115933781. The reversal of 115933728 is 827339511.

It is a tau number, because it is divible by the number of its divisors (96).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 450976 + ... + 451232.

It is an arithmetic number, because the mean of its divisors is an integer number (3294144).

Almost surely, 2^115933728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115933728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158118912).

115933728 is an abundant number, since it is smaller than the sum of its proper divisors (200304096).

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

115933728 is a wasteful number, since it uses less digits than its factorization.

115933728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434 (or 426 counting only the distinct ones).

The product of its digits is 45360, while the sum is 39.

The square root of 115933728 is about 10767.2525743571. The cubic root of 115933728 is about 487.6070024161.

The spelling of 115933728 in words is "one hundred fifteen million, nine hundred thirty-three thousand, seven hundred twenty-eight".