115575424 has 16 divisors (see below), whose sum is σ = 230248170. Its totient is φ = 57787648.

The previous prime is 115575407. The next prime is 115575431. The reversal of 115575424 is 424575511.

It can be written as a sum of positive squares in only one way, i.e., 76737600 + 38837824 = 8760^2 + 6232^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 115575424.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 451339 + ... + 451594.

Almost surely, 2^115575424 is an apocalyptic number.

It is an amenable number.

115575424 is a deficient number, since it is larger than the sum of its proper divisors (114672746).

115575424 is an frugal number, since it uses more digits than its factorization.

115575424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902947 (or 902935 counting only the distinct ones).

The product of its digits is 28000, while the sum is 34.

The square root of 115575424 is about 10750.6010994735. The cubic root of 115575424 is about 487.1041523841.

The spelling of 115575424 in words is "one hundred fifteen million, five hundred seventy-five thousand, four hundred twenty-four".