22243466 has 8 divisors (see below), whose sum is σ = 38131680. Its totient is φ = 9532908.

The previous prime is 22243447. The next prime is 22243483. The reversal of 22243466 is 66434222.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 794396 + ... + 794423.

It is an arithmetic number, because the mean of its divisors is an integer number (4766460).

Almost surely, 2^22243466 is an apocalyptic number.

22243466 is a deficient number, since it is larger than the sum of its proper divisors (15888214).

22243466 is a wasteful number, since it uses less digits than its factorization.

22243466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588828.

The product of its digits is 13824, while the sum is 29.

The square root of 22243466 is about 4716.2979125581. The cubic root of 22243466 is about 281.2337817150.

Adding to 22243466 its reverse (66434222), we get a palindrome (88677688).

The spelling of 22243466 in words is "twenty-two million, two hundred forty-three thousand, four hundred sixty-six".