115564042 has 24 divisors (see below), whose sum is σ = 199595232. Its totient is φ = 49761000.

The previous prime is 115564027. The next prime is 115564051. The reversal of 115564042 is 240465511.

It is a self number, because there is not a number n which added to its sum of digits gives 115564042.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 667 + ... + 15217.

It is an arithmetic number, because the mean of its divisors is an integer number (8316468).

Almost surely, 2^115564042 is an apocalyptic number.

115564042 is a deficient number, since it is larger than the sum of its proper divisors (84031190).

115564042 is a wasteful number, since it uses less digits than its factorization.

115564042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14602 (or 14583 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 115564042 is about 10750.0717206910. The cubic root of 115564042 is about 487.0881616677.

The spelling of 115564042 in words is "one hundred fifteen million, five hundred sixty-four thousand, forty-two".