503042223 has 16 divisors (see below), whose sum is σ = 741056256. Its totient is φ = 301910400.

The previous prime is 503042219. The next prime is 503042237. The reversal of 503042223 is 322240305.

It is not a de Polignac number, because 503042223 - 2² = 503042219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 503042223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503042123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213253 + ... + 215598.

It is an arithmetic number, because the mean of its divisors is an integer number (46316016).

Almost surely, 2^503042223 is an apocalyptic number.

503042223 is a deficient number, since it is larger than the sum of its proper divisors (238014033).

503042223 is a wasteful number, since it uses less digits than its factorization.

503042223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428894.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 503042223 is about 22428.6027875122. The cubic root of 503042223 is about 795.3070148414.

Adding to 503042223 its reverse (322240305), we get a palindrome (825282528).

The spelling of 503042223 in words is "five hundred three million, forty-two thousand, two hundred twenty-three".