199602198 has 32 divisors (see below), whose sum is σ = 455553120. Its totient is φ = 64735200.

The previous prime is 199602191. The next prime is 199602199. The reversal of 199602198 is 891206991.

199602198 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199602191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47953 + ... + 51948.

It is an arithmetic number, because the mean of its divisors is an integer number (14236035).

Almost surely, 2^199602198 is an apocalyptic number.

199602198 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

199602198 is an abundant number, since it is smaller than the sum of its proper divisors (255950922).

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

199602198 is a wasteful number, since it uses less digits than its factorization.

199602198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99949 (or 99943 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 45.

The square root of 199602198 is about 14128.0641986084. The cubic root of 199602198 is about 584.4155635926.

The spelling of 199602198 in words is "one hundred ninety-nine million, six hundred two thousand, one hundred ninety-eight".