22204331424 has 72 divisors (see below), whose sum is σ = 68883901632. Its totient is φ = 6728584320.

The previous prime is 22204331423. The next prime is 22204331441. The reversal of 22204331424 is 42413340222.

22204331424 is a `hidden beast` number, since 2 + 2 + 204 + 3 + 31 + 424 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (22204331423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3501304 + ... + 3507639.

It is an arithmetic number, because the mean of its divisors is an integer number (956720856).

Almost surely, 2^22204331424 is an apocalyptic number.

22204331424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22204331424 is an abundant number, since it is smaller than the sum of its proper divisors (46679570208).

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

22204331424 is a wasteful number, since it uses less digits than its factorization.

22204331424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7008970 (or 7008959 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 22204331424 its reverse (42413340222), we get a palindrome (64617671646).

The spelling of 22204331424 in words is "twenty-two billion, two hundred four million, three hundred thirty-one thousand, four hundred twenty-four".