118438200 has 144 divisors (see below), whose sum is σ = 412655880. Its totient is φ = 31570560.

The previous prime is 118438183. The next prime is 118438223. The reversal of 118438200 is 2834811.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 47382 + ... + 49818.

Almost surely, 2^118438200 is an apocalyptic number.

118438200 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 118438200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206327940).

118438200 is an abundant number, since it is smaller than the sum of its proper divisors (294217680).

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

118438200 is a wasteful number, since it uses less digits than its factorization.

118438200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2468 (or 2447 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 118438200 is about 10882.9315903391. The cubic root of 118438200 is about 491.0932137616.

The spelling of 118438200 in words is "one hundred eighteen million, four hundred thirty-eight thousand, two hundred".