198894 has 8 divisors (see below), whose sum is σ = 397800. Its totient is φ = 66296.

The previous prime is 198859. The next prime is 198899. The reversal of 198894 is 498891.

198894 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

198894 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198899) by changing a digit.

198894 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16569 + ... + 16580.

It is an arithmetic number, because the mean of its divisors is an integer number (49725).

2¹⁹⁸⁸⁹⁴ is an apocalyptic number.

198894 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

198894 is a wasteful number, since it uses less digits than its factorization.

198894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33154.

The product of its digits is 20736, while the sum is 39.

The square root of 198894 is about 445.9753356409. The cubic root of 198894 is about 58.3723566551.

The spelling of 198894 in words is "one hundred ninety-eight thousand, eight hundred ninety-four".