198005104 has 20 divisors (see below), whose sum is σ = 418511160. Its totient is φ = 90002240.

The previous prime is 198005089. The next prime is 198005107. The reversal of 198005104 is 401500891.

It is a happy number.

198005104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198005107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 562339 + ... + 562690.

It is an arithmetic number, because the mean of its divisors is an integer number (20925558).

Almost surely, 2^198005104 is an apocalyptic number.

It is an amenable number.

198005104 is an abundant number, since it is smaller than the sum of its proper divisors (220506056).

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

198005104 is a wasteful number, since it uses less digits than its factorization.

198005104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125048 (or 1125042 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 198005104 is about 14071.4286410442. The cubic root of 198005104 is about 582.8526764547.

Adding to 198005104 its reverse (401500891), we get a palindrome (599505995).

The spelling of 198005104 in words is "one hundred ninety-eight million, five thousand, one hundred four".