118442720 has 96 divisors (see below), whose sum is σ = 307812960. Its totient is φ = 42711040.

The previous prime is 118442717. The next prime is 118442741. The reversal of 118442720 is 27244811.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304286 + ... + 304674.

It is an arithmetic number, because the mean of its divisors is an integer number (3206385).

Almost surely, 2^118442720 is an apocalyptic number.

118442720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118442720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153906480).

118442720 is an abundant number, since it is smaller than the sum of its proper divisors (189370240).

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

118442720 is a wasteful number, since it uses less digits than its factorization.

118442720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588 (or 580 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 118442720 is about 10883.1392529913. The cubic root of 118442720 is about 491.0994609383.

The spelling of 118442720 in words is "one hundred eighteen million, four hundred forty-two thousand, seven hundred twenty".