195533198 has 16 divisors (see below), whose sum is σ = 340882560. Its totient is φ = 82379256.

The previous prime is 195533153. The next prime is 195533209. The reversal of 195533198 is 891335591.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117536 + ... + 119187.

It is an arithmetic number, because the mean of its divisors is an integer number (21305160).

Almost surely, 2^195533198 is an apocalyptic number.

195533198 is a deficient number, since it is larger than the sum of its proper divisors (145349362).

195533198 is a wasteful number, since it uses less digits than its factorization.

195533198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236791.

The product of its digits is 145800, while the sum is 44.

The square root of 195533198 is about 13983.3185617721. The cubic root of 195533198 is about 580.4170583392.

It can be divided in two parts, 1955 and 33198, that added together give a palindrome (35153).

The spelling of 195533198 in words is "one hundred ninety-five million, five hundred thirty-three thousand, one hundred ninety-eight".