115605522 has 16 divisors (see below), whose sum is σ = 256901280. Its totient is φ = 38535156.

The previous prime is 115605467. The next prime is 115605569. The reversal of 115605522 is 225506511.

115605522 is a `hidden beast` number, since 1 + 1 + 5 + 605 + 52 + 2 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1070368 + ... + 1070475.

It is an arithmetic number, because the mean of its divisors is an integer number (16056330).

Almost surely, 2^115605522 is an apocalyptic number.

115605522 is an abundant number, since it is smaller than the sum of its proper divisors (141295758).

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

115605522 is a wasteful number, since it uses less digits than its factorization.

115605522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140854 (or 2140848 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 115605522 is about 10752.0008370535. Note that the first 3 decimals coincide. The cubic root of 115605522 is about 487.1464323885.

The spelling of 115605522 in words is "one hundred fifteen million, six hundred five thousand, five hundred twenty-two".