198344 has 8 divisors (see below), whose sum is σ = 371910.
Its totient is φ = 99168.
The previous prime is 198337. The next prime is 198347. The reversal of 198344 is 443891.
It can be written as a sum of positive squares in only one way, i.e., 114244 + 84100 = 338^2 + 290^2
It is a tau number, because it is divible by the number of its divisors (8).
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 198344.
It is not an unprimeable number, because it can be changed into a prime (198347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12389 + ... + 12404.
2198344 is an apocalyptic number.
It is an amenable number.
198344 is a deficient number, since it is larger than the sum of its proper divisors (173566).
198344 is a wasteful number, since it uses less digits than its factorization.
198344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24799 (or 24795 counting only the distinct ones).
The product of its digits is 3456, while the sum is 29.
The square root of 198344 is about 445.3582827342.
The cubic root of 198344 is about 58.3185014446.
The spelling of 198344 in words is "one hundred ninety-eight thousand, three hundred forty-four".