198048188 has 24 divisors (see below), whose sum is σ = 373779840. Its totient is φ = 91275840.

The previous prime is 198048167. The next prime is 198048203. The reversal of 198048188 is 881840891.

198048188 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40373 + ... + 45011.

It is an arithmetic number, because the mean of its divisors is an integer number (15574160).

Almost surely, 2^198048188 is an apocalyptic number.

It is an amenable number.

198048188 is a deficient number, since it is larger than the sum of its proper divisors (175731652).

198048188 is a wasteful number, since it uses less digits than its factorization.

198048188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5477 (or 5475 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 47.

The square root of 198048188 is about 14072.9594613216. The cubic root of 198048188 is about 582.8949477616.

The spelling of 198048188 in words is "one hundred ninety-eight million, forty-eight thousand, one hundred eighty-eight".