198146088 has 96 divisors (see below), whose sum is σ = 636068160. Its totient is φ = 56609280.

The previous prime is 198146087. The next prime is 198146159. The reversal of 198146088 is 880641891.

It is a super-3 number, since 3×198146088³ (a number of 26 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (198146087) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6328 + ... + 20888.

It is an arithmetic number, because the mean of its divisors is an integer number (6625710).

Almost surely, 2^198146088 is an apocalyptic number.

198146088 is a gapful number since it is divisible by the number (18) 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 198146088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (318034080).

198146088 is an abundant number, since it is smaller than the sum of its proper divisors (437922072).

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

198146088 is a wasteful number, since it uses less digits than its factorization.

198146088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14589 (or 14573 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 45.

The square root of 198146088 is about 14076.4373333596. The cubic root of 198146088 is about 582.9909782877.

The spelling of 198146088 in words is "one hundred ninety-eight million, one hundred forty-six thousand, eighty-eight".