22026 has 8 divisors (see below), whose sum is σ = 44064. Its totient is φ = 7340.

The previous prime is 22013. The next prime is 22027. The reversal of 22026 is 62022.

It is a sphenic number, since it is the product of 3 distinct primes.

22026 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22027) by changing a digit.

22026 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1830 + ... + 1841.

It is an arithmetic number, because the mean of its divisors is an integer number (5508).

2²²⁰²⁶ is an apocalyptic number.

22026 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22032).

22026 is a wasteful number, since it uses less digits than its factorization.

22026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3676.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 22026 is about 148.4115898439. The cubic root of 22026 is about 28.0314272977.

Adding to 22026 its reverse (62022), we get a palindrome (84048).

The spelling of 22026 in words is "twenty-two thousand, twenty-six".