195633394 has 8 divisors (see below), whose sum is σ = 320127408. Its totient is φ = 88924260.

The previous prime is 195633379. The next prime is 195633413. The reversal of 195633394 is 493336591.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 195633394.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 4446192 + ... + 4446235.

It is an arithmetic number, because the mean of its divisors is an integer number (40015926).

Almost surely, 2^195633394 is an apocalyptic number.

195633394 is a deficient number, since it is larger than the sum of its proper divisors (124494014).

195633394 is a wasteful number, since it uses less digits than its factorization.

195633394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8892440.

The product of its digits is 262440, while the sum is 43.

The square root of 195633394 is about 13986.9008003918. The cubic root of 195633394 is about 580.5161813825.

The spelling of 195633394 in words is "one hundred ninety-five million, six hundred thirty-three thousand, three hundred ninety-four".