20225022 has 16 divisors (see below), whose sum is σ = 41054592. Its totient is φ = 6640920.

The previous prime is 20225021. The next prime is 20225039. The reversal of 20225022 is 22052202.

It is a junction number, because it is equal to n+sod(n) for n = 20224992 and 20225010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20225021) 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, 24754 + ... + 25557.

It is an arithmetic number, because the mean of its divisors is an integer number (2565912).

Almost surely, 2^20225022 is an apocalyptic number.

20225022 is an abundant number, since it is smaller than the sum of its proper divisors (20829570).

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

20225022 is a wasteful number, since it uses less digits than its factorization.

20225022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50383.

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 20225022 is about 4497.2238103079. The cubic root of 20225022 is about 272.4559735847.

Adding to 20225022 its reverse (22052202), we get a palindrome (42277224).

The spelling of 20225022 in words is "twenty million, two hundred twenty-five thousand, twenty-two".