500223520 has 24 divisors (see below), whose sum is σ = 1181778444. Its totient is φ = 200089344.

The previous prime is 500223457. The next prime is 500223539. The reversal of 500223520 is 25322005.

It can be written as a sum of positive squares in 2 ways, for example, as 487349776 + 12873744 = 22076^2 + 3588^2 .

It is a super-2 number, since 2×500223520² = 500447139922380800, which contains 22 as substring.

It is an unprimeable number.

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, 1563039 + ... + 1563358.

Almost surely, 2^500223520 is an apocalyptic number.

It is an amenable number.

500223520 is an abundant number, since it is smaller than the sum of its proper divisors (681554924).

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

500223520 is a wasteful number, since it uses less digits than its factorization.

500223520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3126412 (or 3126404 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 500223520 is about 22365.6772756829. The cubic root of 500223520 is about 793.8187803254.

Adding to 500223520 its reverse (25322005), we get a palindrome (525545525).

The spelling of 500223520 in words is "five hundred million, two hundred twenty-three thousand, five hundred twenty".