22004462442 has 8 divisors (see below), whose sum is σ = 44008924896. Its totient is φ = 7334820812.

The previous prime is 22004462407. The next prime is 22004462479. The reversal of 22004462442 is 24426440022.

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

22004462442 is an admirable number.

It is a super-2 number, since 2×22004462442² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1833705198 + ... + 1833705209.

It is an arithmetic number, because the mean of its divisors is an integer number (5501115612).

Almost surely, 2^22004462442 is an apocalyptic number.

22004462442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22004462442 is a wasteful number, since it uses less digits than its factorization.

22004462442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3667410412.

The product of its (nonzero) digits is 24576, while the sum is 30.

The spelling of 22004462442 in words is "twenty-two billion, four million, four hundred sixty-two thousand, four hundred forty-two".