432223321 has 16 divisors (see below), whose sum is σ = 450360000. Its totient is φ = 414543168.

The previous prime is 432223313. The next prime is 432223357. The reversal of 432223321 is 123322234.

It is a cyclic number.

It is not a de Polignac number, because 432223321 - 2³ = 432223313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 432223292 and 432223301.

It is not an unprimeable number, because it can be changed into a prime (432223301) 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, 865930 + ... + 866428.

It is an arithmetic number, because the mean of its divisors is an integer number (28147500).

Almost surely, 2^432223321 is an apocalyptic number.

It is an amenable number.

432223321 is a deficient number, since it is larger than the sum of its proper divisors (18136679).

432223321 is a wasteful number, since it uses less digits than its factorization.

432223321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888.

The product of its digits is 1728, while the sum is 22.

The square root of 432223321 is about 20789.9812650228. The cubic root of 432223321 is about 756.0828699179.

Adding to 432223321 its reverse (123322234), we get a palindrome (555545555).

The spelling of 432223321 in words is "four hundred thirty-two million, two hundred twenty-three thousand, three hundred twenty-one".