193198 has 8 divisors (see below), whose sum is σ = 299880. Its totient is φ = 93240.

The previous prime is 193189. The next prime is 193201. The reversal of 193198 is 891391.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1608 + ... + 1723.

It is an arithmetic number, because the mean of its divisors is an integer number (37485).

2¹⁹³¹⁹⁸ is an apocalyptic number.

193198 is a deficient number, since it is larger than the sum of its proper divisors (106682).

193198 is a wasteful number, since it uses less digits than its factorization.

193198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3362.

The product of its digits is 1944, while the sum is 31.

The square root of 193198 is about 439.5429444321. The cubic root of 193198 is about 57.8097212689.

The spelling of 193198 in words is "one hundred ninety-three thousand, one hundred ninety-eight".