195938833 has 2 divisors, whose sum is σ = 195938834. Its totient is φ = 195938832.

The previous prime is 195938807. The next prime is 195938843. The reversal of 195938833 is 338839591.

195938833 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146700544 + 49238289 = 12112^2 + 7017^2 .

It is a cyclic number.

It is not a de Polignac number, because 195938833 - 2⁵ = 195938801 is a prime.

It is not a weakly prime, because it can be changed into another prime (195938803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97969416 + 97969417.

It is an arithmetic number, because the mean of its divisors is an integer number (97969417).

Almost surely, 2^195938833 is an apocalyptic number.

It is an amenable number.

195938833 is a deficient number, since it is larger than the sum of its proper divisors (1).

195938833 is an equidigital number, since it uses as much as digits as its factorization.

195938833 is an evil number, because the sum of its binary digits is even.

The product of its digits is 699840, while the sum is 49.

The square root of 195938833 is about 13997.8152938235. The cubic root of 195938833 is about 580.8181408795.

The spelling of 195938833 in words is "one hundred ninety-five million, nine hundred thirty-eight thousand, eight hundred thirty-three".