22230503 has 4 divisors (see below), whose sum is σ = 22947648. Its totient is φ = 21513360.

The previous prime is 22230497. The next prime is 22230517. The reversal of 22230503 is 30503222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22230503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22230583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 358526 + ... + 358587.

It is an arithmetic number, because the mean of its divisors is an integer number (5736912).

Almost surely, 2^22230503 is an apocalyptic number.

22230503 is a deficient number, since it is larger than the sum of its proper divisors (717145).

22230503 is an equidigital number, since it uses as much as digits as its factorization.

22230503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717144.

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 22230503 is about 4714.9234352214. The cubic root of 22230503 is about 281.1791388229.

Adding to 22230503 its reverse (30503222), we get a palindrome (52733725).

The spelling of 22230503 in words is "twenty-two million, two hundred thirty thousand, five hundred three".