22004252806 has 8 divisors (see below), whose sum is σ = 33007159224. Its totient is φ = 11001866400.

The previous prime is 22004252797. The next prime is 22004252807. The reversal of 22004252806 is 60825240022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22004252807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3001 + ... + 209803.

It is an arithmetic number, because the mean of its divisors is an integer number (4125894903).

Almost surely, 2^22004252806 is an apocalyptic number.

22004252806 is a deficient number, since it is larger than the sum of its proper divisors (11002906418).

22004252806 is a wasteful number, since it uses less digits than its factorization.

22004252806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260006.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 22004252806 its reverse (60825240022), we get a palindrome (82829492828).

The spelling of 22004252806 in words is "twenty-two billion, four million, two hundred fifty-two thousand, eight hundred six".