503223360 has 224 divisors, whose sum is σ = 1720535040. Its totient is φ = 124213248.

The previous prime is 503223353. The next prime is 503223377. The reversal of 503223360 is 63322305.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 503223360.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 856987 + ... + 857573.

It is an arithmetic number, because the mean of its divisors is an integer number (7680960).

Almost surely, 2^503223360 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 503223360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (860267520).

503223360 is an abundant number, since it is smaller than the sum of its proper divisors (1217311680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503223360 is a wasteful number, since it uses less digits than its factorization.

503223360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673 (or 663 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 503223360 is about 22432.6405044079. The cubic root of 503223360 is about 795.4024622562.

Adding to 503223360 its reverse (63322305), we get a palindrome (566545665).

The spelling of 503223360 in words is "five hundred three million, two hundred twenty-three thousand, three hundred sixty".