195968 has 16 divisors (see below), whose sum is σ = 390660. Its totient is φ = 97920.

The previous prime is 195967. The next prime is 195971. The reversal of 195968 is 869591.

195968 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (16).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 638 + ... + 893.

2¹⁹⁵⁹⁶⁸ is an apocalyptic number.

It is an amenable number.

195968 is a deficient number, since it is larger than the sum of its proper divisors (194692).

195968 is an equidigital number, since it uses as much as digits as its factorization.

195968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545 (or 1533 counting only the distinct ones).

The product of its digits is 19440, while the sum is 38.

The square root of 195968 is about 442.6827306322. The cubic root of 195968 is about 58.0846959196.

The spelling of 195968 in words is "one hundred ninety-five thousand, nine hundred sixty-eight".