195033798 has 32 divisors (see below), whose sum is σ = 433883520. Its totient is φ = 64940040.

The previous prime is 195033791. The next prime is 195033821. The reversal of 195033798 is 897330591.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195033791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75793 + ... + 78323.

It is an arithmetic number, because the mean of its divisors is an integer number (13558860).

Almost surely, 2^195033798 is an apocalyptic number.

195033798 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

195033798 is an abundant number, since it is smaller than the sum of its proper divisors (238849722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195033798 is a wasteful number, since it uses less digits than its factorization.

195033798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3969 (or 3963 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 195033798 is about 13965.4501538619. The cubic root of 195033798 is about 579.9225005447.

The spelling of 195033798 in words is "one hundred ninety-five million, thirty-three thousand, seven hundred ninety-eight".