22228003 has 8 divisors (see below), whose sum is σ = 25536608. Its totient is φ = 18952704.

The previous prime is 22227991. The next prime is 22228013. The reversal of 22228003 is 30082222.

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 22228003 - 2¹⁷ = 22096931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22228013) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6876 + ... + 9577.

It is an arithmetic number, because the mean of its divisors is an integer number (3192076).

Almost surely, 2^22228003 is an apocalyptic number.

22228003 is a deficient number, since it is larger than the sum of its proper divisors (3308605).

22228003 is a wasteful number, since it uses less digits than its factorization.

22228003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16653.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 22228003 is about 4714.6583121155. The cubic root of 22228003 is about 281.1685981377.

The spelling of 22228003 in words is "twenty-two million, two hundred twenty-eight thousand, three".