118943400 has 96 divisors (see below), whose sum is σ = 371672640. Its totient is φ = 31464960.

The previous prime is 118943393. The next prime is 118943411. The reversal of 118943400 is 4349811.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81477 + ... + 82923.

It is an arithmetic number, because the mean of its divisors is an integer number (3871590).

Almost surely, 2^118943400 is an apocalyptic number.

118943400 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 118943400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185836320).

118943400 is an abundant number, since it is smaller than the sum of its proper divisors (252729240).

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

118943400 is a wasteful number, since it uses less digits than its factorization.

118943400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603 (or 1594 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 118943400 is about 10906.1175493390. The cubic root of 118943400 is about 491.7904785703.

The spelling of 118943400 in words is "one hundred eighteen million, nine hundred forty-three thousand, four hundred".