20224804 has 6 divisors (see below), whose sum is σ = 35393414. Its totient is φ = 10112400.

The previous prime is 20224801. The next prime is 20224811. The reversal of 20224804 is 40842202.

It can be written as a sum of positive squares in only one way, i.e., 13307904 + 6916900 = 3648^2 + 2630^2 .

It is not an unprimeable number, because it can be changed into a prime (20224801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2528097 + ... + 2528104.

Almost surely, 2^20224804 is an apocalyptic number.

It is an amenable number.

20224804 is a deficient number, since it is larger than the sum of its proper divisors (15168610).

20224804 is a wasteful number, since it uses less digits than its factorization.

20224804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5056205 (or 5056203 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 20224804 is about 4497.1995730677. The cubic root of 20224804 is about 272.4549946717.

The spelling of 20224804 in words is "twenty million, two hundred twenty-four thousand, eight hundred four".