115328250 has 48 divisors (see below), whose sum is σ = 311853672. Its totient is φ = 30753600.

The previous prime is 115328249. The next prime is 115328263. The reversal of 115328250 is 52823511.

It is a happy number.

115328250 is a `hidden beast` number, since 1 + 1 + 532 + 82 + 50 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 11471769 + 103856481 = 3387^2 + 10191^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23379 + ... + 27878.

Almost surely, 2^115328250 is an apocalyptic number.

115328250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115328250 is an abundant number, since it is smaller than the sum of its proper divisors (196525422).

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

115328250 is a wasteful number, since it uses less digits than its factorization.

115328250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51280 (or 51267 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 115328250 is about 10739.0991242283. The cubic root of 115328250 is about 486.7566580523.

It can be divided in two parts, 1153 and 28250, that added together give a triangular number (29403 = T₂₄₂).

The spelling of 115328250 in words is "one hundred fifteen million, three hundred twenty-eight thousand, two hundred fifty".