195854 has 4 divisors (see below), whose sum is σ = 293784. Its totient is φ = 97926.

The previous prime is 195817. The next prime is 195863. The reversal of 195854 is 458591.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 195854.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 195854.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48962 + ... + 48965.

It is an arithmetic number, because the mean of its divisors is an integer number (73446).

2¹⁹⁵⁸⁵⁴ is an apocalyptic number.

195854 is a deficient number, since it is larger than the sum of its proper divisors (97930).

195854 is an equidigital number, since it uses as much as digits as its factorization.

195854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97929.

The product of its digits is 7200, while the sum is 32.

The square root of 195854 is about 442.5539515133. The cubic root of 195854 is about 58.0734305774.

The spelling of 195854 in words is "one hundred ninety-five thousand, eight hundred fifty-four".