198163350 has 432 divisors, whose sum is σ = 727721280. Its totient is φ = 38102400.

The previous prime is 198163349. The next prime is 198163387. The reversal of 198163350 is 53361891.

It is a happy number.

198163350 is a `hidden beast` number, since 19 + 8 + 1 + 633 + 5 + 0 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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 215 ways as a sum of consecutive naturals, for example, 4608429 + ... + 4608471.

It is an arithmetic number, because the mean of its divisors is an integer number (1684540).

Almost surely, 2^198163350 is an apocalyptic number.

198163350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 198163350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (363860640).

198163350 is an abundant number, since it is smaller than the sum of its proper divisors (529557930).

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

198163350 is a wasteful number, since it uses less digits than its factorization.

198163350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105 (or 90 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 198163350 is about 14077.0504723113. The cubic root of 198163350 is about 583.0079073763.

The spelling of 198163350 in words is "one hundred ninety-eight million, one hundred sixty-three thousand, three hundred fifty".