115538222 has 16 divisors (see below), whose sum is σ = 184116240. Its totient is φ = 54188928.

The previous prime is 115538219. The next prime is 115538237. The reversal of 115538222 is 222835511.

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, 4904 + ... + 15972.

It is an arithmetic number, because the mean of its divisors is an integer number (11507265).

Almost surely, 2^115538222 is an apocalyptic number.

115538222 is a deficient number, since it is larger than the sum of its proper divisors (68578018).

115538222 is a wasteful number, since it uses less digits than its factorization.

115538222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11395.

The product of its digits is 4800, while the sum is 29.

The square root of 115538222 is about 10748.8707313838. The cubic root of 115538222 is about 487.0518829289.

The spelling of 115538222 in words is "one hundred fifteen million, five hundred thirty-eight thousand, two hundred twenty-two".