195894433 has 16 divisors (see below), whose sum is σ = 229896576. Its totient is φ = 163416960.

The previous prime is 195894431. The next prime is 195894463. The reversal of 195894433 is 334498591.

It is a happy number.

195894433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 195894433 - 2¹ = 195894431 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195894431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221410 + ... + 222292.

It is an arithmetic number, because the mean of its divisors is an integer number (14368536).

Almost surely, 2^195894433 is an apocalyptic number.

It is an amenable number.

195894433 is a deficient number, since it is larger than the sum of its proper divisors (34002143).

195894433 is an equidigital number, since it uses as much as digits as its factorization.

195894433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1704.

The product of its digits is 466560, while the sum is 46.

The square root of 195894433 is about 13996.2292421923. The cubic root of 195894433 is about 580.7742661777.

The spelling of 195894433 in words is "one hundred ninety-five million, eight hundred ninety-four thousand, four hundred thirty-three".