2223003 has 4 divisors (see below), whose sum is σ = 2964008. Its totient is φ = 1482000.

The previous prime is 2222977. The next prime is 2223007. The reversal of 2223003 is 3003222.

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

It is not a de Polignac number, because 2223003 - 2¹² = 2218907 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2223003.

It is not an unprimeable number, because it can be changed into a prime (2223007) 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 3 ways as a sum of consecutive naturals, for example, 370498 + ... + 370503.

It is an arithmetic number, because the mean of its divisors is an integer number (741002).

2^2223003 is an apocalyptic number.

2223003 is a deficient number, since it is larger than the sum of its proper divisors (741005).

2223003 is an equidigital number, since it uses as much as digits as its factorization.

2223003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741004.

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 2223003 is about 1490.9738428289. The cubic root of 2223003 is about 130.5108694577.

Adding to 2223003 its reverse (3003222), we get a palindrome (5226225).

It can be divided in two parts, 222 and 3003, that multiplied together give a palindrome (666666).

The spelling of 2223003 in words is "two million, two hundred twenty-three thousand, three".