115594272 has 72 divisors (see below), whose sum is σ = 334967724. Its totient is φ = 37799424.

The previous prime is 115594267. The next prime is 115594273. The reversal of 115594272 is 272495511.

It can be written as a sum of positive squares in 2 ways, for example, as 90554256 + 25040016 = 9516^2 + 5004^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (115594273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11478 + ... + 19050.

Almost surely, 2^115594272 is an apocalyptic number.

115594272 is a gapful number since it is divisible by the number (12) 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 115594272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167483862).

115594272 is an abundant number, since it is smaller than the sum of its proper divisors (219373452).

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

115594272 is a wasteful number, since it uses less digits than its factorization.

115594272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7642 (or 7631 counting only the distinct ones).

The product of its digits is 25200, while the sum is 36.

The square root of 115594272 is about 10751.4776658839. The cubic root of 115594272 is about 487.1306298702.

The spelling of 115594272 in words is "one hundred fifteen million, five hundred ninety-four thousand, two hundred seventy-two".