22020626 has 8 divisors (see below), whose sum is σ = 33358284. Its totient is φ = 10901200.

The previous prime is 22020623. The next prime is 22020631. The reversal of 22020626 is 62602022.

It can be written as a sum of positive squares in 2 ways, for example, as 17631601 + 4389025 = 4199^2 + 2095^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 22020598 and 22020607.

It is not an unprimeable number, because it can be changed into a prime (22020623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54305 + ... + 54708.

Almost surely, 2^22020626 is an apocalyptic number.

22020626 is a deficient number, since it is larger than the sum of its proper divisors (11337658).

22020626 is a wasteful number, since it uses less digits than its factorization.

22020626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109116.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 22020626 is about 4692.6139836982. The cubic root of 22020626 is about 280.2914736881.

Adding to 22020626 its reverse (62602022), we get a palindrome (84622648).

The spelling of 22020626 in words is "twenty-two million, twenty thousand, six hundred twenty-six".