22244465 has 8 divisors (see below), whose sum is σ = 26718720. Its totient is φ = 17778672.

The previous prime is 22244441. The next prime is 22244477. The reversal of 22244465 is 56444222.

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

It is a cyclic number.

It is not a de Polignac number, because 22244465 - 2⁶ = 22244401 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8816 + ... + 11054.

It is an arithmetic number, because the mean of its divisors is an integer number (3339840).

Almost surely, 2^22244465 is an apocalyptic number.

It is an amenable number.

22244465 is a deficient number, since it is larger than the sum of its proper divisors (4474255).

22244465 is a wasteful number, since it uses less digits than its factorization.

22244465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4231.

The product of its digits is 15360, while the sum is 29.

The square root of 22244465 is about 4716.4038207092. The cubic root of 22244465 is about 281.2379919153.

Adding to 22244465 its reverse (56444222), we get a palindrome (78688687).

The spelling of 22244465 in words is "twenty-two million, two hundred forty-four thousand, four hundred sixty-five".