115262728 has 32 divisors (see below), whose sum is σ = 247564800. Its totient is φ = 49283712.

The previous prime is 115262723. The next prime is 115262731. The reversal of 115262728 is 827262511.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 115262693 and 115262702.

It is not an unprimeable number, because it can be changed into a prime (115262723) 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 in 7 ways as a sum of consecutive naturals, for example, 24676 + ... + 28972.

It is an arithmetic number, because the mean of its divisors is an integer number (7736400).

Almost surely, 2^115262728 is an apocalyptic number.

It is an amenable number.

115262728 is an abundant number, since it is smaller than the sum of its proper divisors (132302072).

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

115262728 is a wasteful number, since it uses less digits than its factorization.

115262728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4789 (or 4785 counting only the distinct ones).

The product of its digits is 13440, while the sum is 34.

The square root of 115262728 is about 10736.0480624856. The cubic root of 115262728 is about 486.6644594466.

The spelling of 115262728 in words is "one hundred fifteen million, two hundred sixty-two thousand, seven hundred twenty-eight".