201795 has 16 divisors (see below), whose sum is σ = 352512. Its totient is φ = 97760.

The previous prime is 201791. The next prime is 201797. The reversal of 201795 is 597102.

It is not a de Polignac number, because 201795 - 2² = 201791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447 + ... + 776.

It is an arithmetic number, because the mean of its divisors is an integer number (22032).

2²⁰¹⁷⁹⁵ is an apocalyptic number.

201795 is a deficient number, since it is larger than the sum of its proper divisors (150717).

201795 is a wasteful number, since it uses less digits than its factorization.

201795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242.

The product of its (nonzero) digits is 630, while the sum is 24.

The square root of 201795 is about 449.2159836871. The cubic root of 201795 is about 58.6547876833.

Adding to 201795 its reverse (597102), we get a palindrome (798897).

It can be divided in two parts, 2017 and 95, that added together give a palindrome (2112).

The spelling of 201795 in words is "two hundred one thousand, seven hundred ninety-five".