112281618 has 8 divisors (see below), whose sum is σ = 224563248. Its totient is φ = 37427204.

The previous prime is 112281577. The next prime is 112281623. The reversal of 112281618 is 816182211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

112281618 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9356796 + ... + 9356807.

It is an arithmetic number, because the mean of its divisors is an integer number (28070406).

Almost surely, 2^112281618 is an apocalyptic number.

112281618 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

112281618 is a wasteful number, since it uses less digits than its factorization.

112281618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18713608.

The product of its digits is 1536, while the sum is 30.

The square root of 112281618 is about 10596.3020908239. The cubic root of 112281618 is about 482.4321262594.

The spelling of 112281618 in words is "one hundred twelve million, two hundred eighty-one thousand, six hundred eighteen".