22226603 has 8 divisors (see below), whose sum is σ = 26088672. Its totient is φ = 18536256.

The previous prime is 22226591. The next prime is 22226627. The reversal of 22226603 is 30662222.

It is a happy number.

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 22226603 - 2¹² = 22222507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22226003) by changing a digit.

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, 42650 + ... + 43167.

It is an arithmetic number, because the mean of its divisors is an integer number (3261084).

Almost surely, 2^22226603 is an apocalyptic number.

22226603 is a deficient number, since it is larger than the sum of its proper divisors (3862069).

22226603 is an equidigital number, since it uses as much as digits as its factorization.

22226603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85861.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 22226603 is about 4714.5098366638. The cubic root of 22226603 is about 281.1626950088.

Adding to 22226603 its reverse (30662222), we get a palindrome (52888825).

The spelling of 22226603 in words is "twenty-two million, two hundred twenty-six thousand, six hundred three".