195936808 has 8 divisors (see below), whose sum is σ = 367381530. Its totient is φ = 97968400.

The previous prime is 195936803. The next prime is 195936809. The reversal of 195936808 is 808639591.

It can be written as a sum of positive squares in only one way, i.e., 183277444 + 12659364 = 13538^2 + 3558^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (195936803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12246043 + ... + 12246058.

Almost surely, 2^195936808 is an apocalyptic number.

It is an amenable number.

195936808 is a deficient number, since it is larger than the sum of its proper divisors (171444722).

195936808 is a wasteful number, since it uses less digits than its factorization.

195936808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24492107 (or 24492103 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 49.

The square root of 195936808 is about 13997.7429609205. The cubic root of 195936808 is about 580.8161399816.

The spelling of 195936808 in words is "one hundred ninety-five million, nine hundred thirty-six thousand, eight hundred eight".