118422000 has 400 divisors, whose sum is σ = 463443552. Its totient is φ = 29030400.

The previous prime is 118421977. The next prime is 118422011. The reversal of 118422000 is 224811.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2753979 + ... + 2754021.

Almost surely, 2^118422000 is an apocalyptic number.

118422000 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 118422000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231721776).

118422000 is an abundant number, since it is smaller than the sum of its proper divisors (345021552).

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

118422000 is a wasteful number, since it uses less digits than its factorization.

118422000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 118422000 is about 10882.1872801381. The cubic root of 118422000 is about 491.0708221323.

Adding to 118422000 its reverse (224811), we get a palindrome (118646811).

The spelling of 118422000 in words is "one hundred eighteen million, four hundred twenty-two thousand".