115556394 has 16 divisors (see below), whose sum is σ = 236488032. Its totient is φ = 37622928.

The previous prime is 115556383. The next prime is 115556417. The reversal of 115556394 is 493655511.

It is a happy number.

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 in 7 ways as a sum of consecutive naturals, for example, 223689 + ... + 224204.

It is an arithmetic number, because the mean of its divisors is an integer number (14780502).

Almost surely, 2^115556394 is an apocalyptic number.

115556394 is an abundant number, since it is smaller than the sum of its proper divisors (120931638).

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

115556394 is a wasteful number, since it uses less digits than its factorization.

115556394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447941.

The product of its digits is 81000, while the sum is 39.

The square root of 115556394 is about 10749.7159962485. The cubic root of 115556394 is about 487.0774163056.

The spelling of 115556394 in words is "one hundred fifteen million, five hundred fifty-six thousand, three hundred ninety-four".