115565222 has 4 divisors (see below), whose sum is σ = 173347836. Its totient is φ = 57782610.

The previous prime is 115565189. The next prime is 115565257. The reversal of 115565222 is 222565511.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28891304 + ... + 28891307.

It is an arithmetic number, because the mean of its divisors is an integer number (43336959).

Almost surely, 2^115565222 is an apocalyptic number.

115565222 is a deficient number, since it is larger than the sum of its proper divisors (57782614).

115565222 is an equidigital number, since it uses as much as digits as its factorization.

115565222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57782613.

The product of its digits is 6000, while the sum is 29.

The square root of 115565222 is about 10750.1266039056. The cubic root of 115565222 is about 487.0898195135.

The spelling of 115565222 in words is "one hundred fifteen million, five hundred sixty-five thousand, two hundred twenty-two".