22005022 has 16 divisors (see below), whose sum is σ = 35733600. Its totient is φ = 10102752.

The previous prime is 22005019. The next prime is 22005031. The reversal of 22005022 is 22050022.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 22004993 and 22005011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3048 + ... + 7300.

It is an arithmetic number, because the mean of its divisors is an integer number (2233350).

Almost surely, 2^22005022 is an apocalyptic number.

22005022 is a deficient number, since it is larger than the sum of its proper divisors (13728578).

22005022 is a wasteful number, since it uses less digits than its factorization.

22005022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4467.

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 22005022 is about 4690.9510762744. The cubic root of 22005022 is about 280.2252524154.

Adding to 22005022 its reverse (22050022), we get a palindrome (44055044).

The spelling of 22005022 in words is "twenty-two million, five thousand, twenty-two".