20026622 has 16 divisors (see below), whose sum is σ = 37452672. Its totient is φ = 7802520.

The previous prime is 20026619. The next prime is 20026631. The reversal of 20026622 is 22662002.

It is a junction number, because it is equal to n+sod(n) for n = 20026594 and 20026603.

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, 64868 + ... + 65175.

It is an arithmetic number, because the mean of its divisors is an integer number (2340792).

Almost surely, 2^20026622 is an apocalyptic number.

20026622 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20026622 is a deficient number, since it is larger than the sum of its proper divisors (17426050).

20026622 is a wasteful number, since it uses less digits than its factorization.

20026622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130063.

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

The square root of 20026622 is about 4475.1113952616. Note that the first 3 decimals coincide. The cubic root of 20026622 is about 271.5621469700.

Adding to 20026622 its reverse (22662002), we get a palindrome (42688624).

The spelling of 20026622 in words is "twenty million, twenty-six thousand, six hundred twenty-two".