115906222 has 16 divisors (see below), whose sum is σ = 179211744. Its totient is φ = 56196000.

The previous prime is 115906211. The next prime is 115906291. The reversal of 115906222 is 222609511.

It is a congruent number.

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, 1972 + ... + 15352.

It is an arithmetic number, because the mean of its divisors is an integer number (11200734).

Almost surely, 2^115906222 is an apocalyptic number.

115906222 is a deficient number, since it is larger than the sum of its proper divisors (63305522).

115906222 is a wasteful number, since it uses less digits than its factorization.

115906222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13515.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 115906222 is about 10765.9751996742. The cubic root of 115906222 is about 487.5684367652.

The spelling of 115906222 in words is "one hundred fifteen million, nine hundred six thousand, two hundred twenty-two".