115072300 has 72 divisors (see below), whose sum is σ = 292092416. Its totient is φ = 38525760.

The previous prime is 115072297. The next prime is 115072333. The reversal of 115072300 is 3270511.

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, 28189 + ... + 32011.

Almost surely, 2^115072300 is an apocalyptic number.

115072300 is a gapful number since it is divisible by the number (10) 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 115072300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146046208).

115072300 is an abundant number, since it is smaller than the sum of its proper divisors (177020116).

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

115072300 is a wasteful number, since it uses less digits than its factorization.

115072300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3887 (or 3880 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 115072300 is about 10727.1757699779. The cubic root of 115072300 is about 486.3963021544.

The spelling of 115072300 in words is "one hundred fifteen million, seventy-two thousand, three hundred".