118400320 has 56 divisors (see below), whose sum is σ = 294217344. Its totient is φ = 45298176.

The previous prime is 118400311. The next prime is 118400341. The reversal of 118400320 is 23004811.

It is a super-2 number, since 2×118400320² = 28037271552204800, which contains 22 as substring.

It is a congruent 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, 684 + ... + 15403.

Almost surely, 2^118400320 is an apocalyptic number.

118400320 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 118400320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147108672).

118400320 is an abundant number, since it is smaller than the sum of its proper divisors (175817024).

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

118400320 is a wasteful number, since it uses less digits than its factorization.

118400320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16127 (or 16117 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 118400320 is about 10881.1911112709. The cubic root of 118400320 is about 491.0408528552.

The spelling of 118400320 in words is "one hundred eighteen million, four hundred thousand, three hundred twenty".