195693 has 16 divisors (see below), whose sum is σ = 280896. Its totient is φ = 120960.

The previous prime is 195691. The next prime is 195697. The reversal of 195693 is 396591.

It is not a de Polignac number, because 195693 - 2¹ = 195691 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195691) 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, 4530 + ... + 4572.

It is an arithmetic number, because the mean of its divisors is an integer number (17556).

2¹⁹⁵⁶⁹³ is an apocalyptic number.

It is an amenable number.

195693 is a deficient number, since it is larger than the sum of its proper divisors (85203).

195693 is a wasteful number, since it uses less digits than its factorization.

195693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124.

The product of its digits is 7290, while the sum is 33.

The square root of 195693 is about 442.3720153898. The cubic root of 195693 is about 58.0575133032.

It can be divided in two parts, 195 and 693, that added together give a palindrome (888).

The spelling of 195693 in words is "one hundred ninety-five thousand, six hundred ninety-three".