22424002424 has 8 divisors (see below), whose sum is σ = 42045004560. Its totient is φ = 11212001208.

The previous prime is 22424002409. The next prime is 22424002441. The reversal of 22424002424 is 42420042422.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 22424002393 and 22424002402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1401500144 + ... + 1401500159.

It is an arithmetic number, because the mean of its divisors is an integer number (5255625570).

Almost surely, 2^22424002424 is an apocalyptic number.

It is an amenable number.

22424002424 is a deficient number, since it is larger than the sum of its proper divisors (19621002136).

22424002424 is a wasteful number, since it uses less digits than its factorization.

22424002424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2803000309 (or 2803000305 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 22424002424 its reverse (42420042422), we get a palindrome (64844044846).

The spelling of 22424002424 in words is "twenty-two billion, four hundred twenty-four million, two thousand, four hundred twenty-four".