118978200 has 192 divisors, whose sum is σ = 447292800. Its totient is φ = 28828800.

The previous prime is 118978193. The next prime is 118978201. The reversal of 118978200 is 2879811.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118978201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58399 + ... + 60401.

It is an arithmetic number, because the mean of its divisors is an integer number (2329650).

Almost surely, 2^118978200 is an apocalyptic number.

118978200 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 118978200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223646400).

118978200 is an abundant number, since it is smaller than the sum of its proper divisors (328314600).

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

118978200 is a wasteful number, since it uses less digits than its factorization.

118978200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2039 (or 2024 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 36.

The square root of 118978200 is about 10907.7128675080. The cubic root of 118978200 is about 491.8384359457.

The spelling of 118978200 in words is "one hundred eighteen million, nine hundred seventy-eight thousand, two hundred".