223430502 has 16 divisors (see below), whose sum is σ = 447471360. Its totient is φ = 74375112.

The previous prime is 223430497. The next prime is 223430513. The reversal of 223430502 is 205034322.

223430502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20602 + ... + 29517.

It is an arithmetic number, because the mean of its divisors is an integer number (27966960).

Almost surely, 2^223430502 is an apocalyptic number.

223430502 is an abundant number, since it is smaller than the sum of its proper divisors (224040858).

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

223430502 is a wasteful number, since it uses less digits than its factorization.

223430502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50867.

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

The square root of 223430502 is about 14947.5918461804. The cubic root of 223430502 is about 606.8026756336.

Adding to 223430502 its reverse (205034322), we get a palindrome (428464824).

The spelling of 223430502 in words is "two hundred twenty-three million, four hundred thirty thousand, five hundred two".