432304321 has 8 divisors (see below), whose sum is σ = 461292320. Its totient is φ = 403939872.

The previous prime is 432304277. The next prime is 432304333. The reversal of 432304321 is 123403234.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 432304321 - 2¹³ = 432296129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 432304292 and 432304301.

It is not an unprimeable number, because it can be changed into a prime (432304351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154455 + ... + 157228.

It is an arithmetic number, because the mean of its divisors is an integer number (57661540).

Almost surely, 2^432304321 is an apocalyptic number.

It is an amenable number.

432304321 is a deficient number, since it is larger than the sum of its proper divisors (28987999).

432304321 is a wasteful number, since it uses less digits than its factorization.

432304321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311775.

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

The square root of 432304321 is about 20791.9292274671. The cubic root of 432304321 is about 756.1300977313.

Adding to 432304321 its reverse (123403234), we get a palindrome (555707555).

The spelling of 432304321 in words is "four hundred thirty-two million, three hundred four thousand, three hundred twenty-one".