20322204 has 24 divisors (see below), whose sum is σ = 54192768. Its totient is φ = 5806320.

The previous prime is 20322199. The next prime is 20322227. The reversal of 20322204 is 40222302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120882 + ... + 121049.

It is an arithmetic number, because the mean of its divisors is an integer number (2258032).

Almost surely, 2^20322204 is an apocalyptic number.

It is an amenable number.

20322204 is an abundant number, since it is smaller than the sum of its proper divisors (33870564).

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

20322204 is a wasteful number, since it uses less digits than its factorization.

20322204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241945 (or 241943 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 20322204 is about 4508.0155279236. The cubic root of 20322204 is about 272.8916635978.

Adding to 20322204 its reverse (40222302), we get a palindrome (60544506).

The spelling of 20322204 in words is "twenty million, three hundred twenty-two thousand, two hundred four".