115572393 has 8 divisors (see below), whose sum is σ = 171218400. Its totient is φ = 77048244.

The previous prime is 115572367. The next prime is 115572403. The reversal of 115572393 is 393275511.

115572393 is a `hidden beast` number, since 11 + 557 + 2 + 3 + 93 = 666.

It is not a de Polignac number, because 115572393 - 2¹³ = 115564201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115572323) 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 7 ways as a sum of consecutive naturals, for example, 2140203 + ... + 2140256.

It is an arithmetic number, because the mean of its divisors is an integer number (21402300).

Almost surely, 2^115572393 is an apocalyptic number.

It is an amenable number.

115572393 is a deficient number, since it is larger than the sum of its proper divisors (55646007).

115572393 is an equidigital number, since it uses as much as digits as its factorization.

115572393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4280468 (or 4280462 counting only the distinct ones).

The product of its digits is 28350, while the sum is 36.

The square root of 115572393 is about 10750.4601296875. The cubic root of 115572393 is about 487.0998941963.

The spelling of 115572393 in words is "one hundred fifteen million, five hundred seventy-two thousand, three hundred ninety-three".