22235 has 4 divisors (see below), whose sum is σ = 26688. Its totient is φ = 17784.

The previous prime is 22229. The next prime is 22247. The reversal of 22235 is 53222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22235 - 2⁶ = 22171 is a prime.

It is a Duffinian number.

It is a plaindrome in base 9 and base 10.

It is a nialpdrome in base 8.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2219 + ... + 2228.

It is an arithmetic number, because the mean of its divisors is an integer number (6672).

2²²²³⁵ is an apocalyptic number.

22235 is a deficient number, since it is larger than the sum of its proper divisors (4453).

22235 is an equidigital number, since it uses as much as digits as its factorization.

22235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4452.

The product of its digits is 120, while the sum is 14.

The square root of 22235 is about 149.1140503105. The cubic root of 22235 is about 28.1198097418.

Adding to 22235 its reverse (53222), we get a palindrome (75457).

The spelling of 22235 in words is "twenty-two thousand, two hundred thirty-five".