432023321 has 4 divisors (see below), whose sum is σ = 432088272. Its totient is φ = 431958372.

The previous prime is 432023287. The next prime is 432023357. The reversal of 432023321 is 123320234.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 432023321 - 2⁶ = 432023257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 432023293 and 432023302.

It is not an unprimeable number, because it can be changed into a prime (432023381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21191 + ... + 36236.

It is an arithmetic number, because the mean of its divisors is an integer number (108022068).

Almost surely, 2^432023321 is an apocalyptic number.

It is an amenable number.

432023321 is a deficient number, since it is larger than the sum of its proper divisors (64951).

432023321 is an equidigital number, since it uses as much as digits as its factorization.

432023321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64950.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 432023321 is about 20785.1706993231. The cubic root of 432023321 is about 755.9662327564.

Adding to 432023321 its reverse (123320234), we get a palindrome (555343555).

The spelling of 432023321 in words is "four hundred thirty-two million, twenty-three thousand, three hundred twenty-one".