115273272 has 16 divisors (see below), whose sum is σ = 288183240. Its totient is φ = 38424416.

The previous prime is 115273271. The next prime is 115273297. The reversal of 115273272 is 272372511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115273271) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2401503 + ... + 2401550.

Almost surely, 2^115273272 is an apocalyptic number.

115273272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115273272 is an abundant number, since it is smaller than the sum of its proper divisors (172909968).

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

115273272 is a wasteful number, since it uses less digits than its factorization.

115273272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4803062 (or 4803058 counting only the distinct ones).

The product of its digits is 5880, while the sum is 30.

The square root of 115273272 is about 10736.5391071797. The cubic root of 115273272 is about 486.6792986859.

The spelling of 115273272 in words is "one hundred fifteen million, two hundred seventy-three thousand, two hundred seventy-two".