118728844 has 24 divisors (see below), whose sum is σ = 226462320. Its totient is φ = 54135744.

The previous prime is 118728811. The next prime is 118728859. The reversal of 118728844 is 448827811.

It is a self number, because there is not a number n which added to its sum of digits gives 118728844.

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, 9439 + ... + 18070.

It is an arithmetic number, because the mean of its divisors is an integer number (9435930).

Almost surely, 2^118728844 is an apocalyptic number.

It is an amenable number.

118728844 is a deficient number, since it is larger than the sum of its proper divisors (107733476).

118728844 is a wasteful number, since it uses less digits than its factorization.

118728844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27609 (or 27607 counting only the distinct ones).

The product of its digits is 114688, while the sum is 43.

The square root of 118728844 is about 10896.2766117606. The cubic root of 118728844 is about 491.4945952428.

The spelling of 118728844 in words is "one hundred eighteen million, seven hundred twenty-eight thousand, eight hundred forty-four".