195601 has 4 divisors (see below), whose sum is σ = 223552. Its totient is φ = 167652.

The previous prime is 195599. The next prime is 195659. The reversal of 195601 is 106591.

195601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 195601 - 2¹ = 195599 is a prime.

195601 is a lucky 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 3 ways as a sum of consecutive naturals, for example, 13965 + ... + 13978.

It is an arithmetic number, because the mean of its divisors is an integer number (55888).

2¹⁹⁵⁶⁰¹ is an apocalyptic number.

It is an amenable number.

195601 is a deficient number, since it is larger than the sum of its proper divisors (27951).

195601 is an equidigital number, since it uses as much as digits as its factorization.

195601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27950.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 195601 is about 442.2680182876. The cubic root of 195601 is about 58.0484137979.

The spelling of 195601 in words is "one hundred ninety-five thousand, six hundred one".