22233004444 has 48 divisors (see below), whose sum is σ = 46246036480. Its totient is φ = 9153518400.

The previous prime is 22233004439. The next prime is 22233004501. The reversal of 22233004444 is 44440033222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53982 + ... + 217669.

Almost surely, 2^22233004444 is an apocalyptic number.

It is an amenable number.

22233004444 is an abundant number, since it is smaller than the sum of its proper divisors (24013032036).

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

22233004444 is a wasteful number, since it uses less digits than its factorization.

22233004444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271778 (or 271776 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 22233004444 its reverse (44440033222), we get a palindrome (66673037666).

The spelling of 22233004444 in words is "twenty-two billion, two hundred thirty-three million, four thousand, four hundred forty-four".