20422202 has 16 divisors (see below), whose sum is σ = 32610600. Its totient is φ = 9558528.

The previous prime is 20422189. The next prime is 20422243. The reversal of 20422202 is 20222402.

It can be written as a sum of positive squares in 4 ways, for example, as 19971961 + 450241 = 4469^2 + 671^2 .

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, 5174 + ... + 8222.

Almost surely, 2^20422202 is an apocalyptic number.

20422202 is a deficient number, since it is larger than the sum of its proper divisors (12188398).

20422202 is a wasteful number, since it uses less digits than its factorization.

20422202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3265.

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 20422202 is about 4519.0930506021. The cubic root of 20422202 is about 273.3385308682.

Adding to 20422202 its reverse (20222402), we get a palindrome (40644604).

The spelling of 20422202 in words is "twenty million, four hundred twenty-two thousand, two hundred two".