22135 has 8 divisors (see below), whose sum is σ = 28080.
Its totient is φ = 16704.
The previous prime is 22133. The next prime is 22147. The reversal of 22135 is 53122.
22135 = 32 + 42 + ... + 402.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 22135 - 21 = 22133 is a prime.
It is a plaindrome in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22133) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22 + ... + 211.
It is an arithmetic number, because the mean of its divisors is an integer number (3510).
222135 is an apocalyptic number.
22135 is a deficient number, since it is larger than the sum of its proper divisors (5945).
22135 is a wasteful number, since it uses less digits than its factorization.
22135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 257.
The product of its digits is 60, while the sum is 13.
The square root of 22135 is about 148.7783586413.
The cubic root of 22135 is about 28.0775909114.
Subtracting from 22135 its sum of digits (13), we obtain a palindrome (22122).
Adding to 22135 its reverse (53122), we get a palindrome (75257).
It can be divided in two parts, 221 and 35, that added together give a 8-th power (256 = 28).
The spelling of 22135 in words is "twenty-two thousand, one hundred thirty-five".