20335 has 12 divisors (see below), whose sum is σ = 28728. Its totient is φ = 13776.

The previous prime is 20333. The next prime is 20341. The reversal of 20335 is 53302.

20335 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 20335 - 2¹ = 20333 is a prime.

20335 is strictly pandigital in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20333) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 204 + ... + 286.

It is an arithmetic number, because the mean of its divisors is an integer number (2394).

2²⁰³³⁵ is an apocalyptic number.

20335 is a deficient number, since it is larger than the sum of its proper divisors (8393).

20335 is an equidigital number, since it uses as much as digits as its factorization.

20335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 13.

The square root of 20335 is about 142.6008415122. The cubic root of 20335 is about 27.2948927549.

Adding to 20335 its reverse (53302), we get a palindrome (73637).

The spelling of 20335 in words is "twenty thousand, three hundred thirty-five".