432004423 has 4 divisors (see below), whose sum is σ = 450787248. Its totient is φ = 413221600.

The previous prime is 432004403. The next prime is 432004427. The reversal of 432004423 is 324400234.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 432004423 - 2⁹ = 432003911 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 432004394 and 432004403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432004427) 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, 9391378 + ... + 9391423.

It is an arithmetic number, because the mean of its divisors is an integer number (112696812).

Almost surely, 2^432004423 is an apocalyptic number.

432004423 is a deficient number, since it is larger than the sum of its proper divisors (18782825).

432004423 is a wasteful number, since it uses less digits than its factorization.

432004423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18782824.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 432004423 is about 20784.7160913975. The cubic root of 432004423 is about 755.9552098498.

Adding to 432004423 its reverse (324400234), we get a palindrome (756404657).

The spelling of 432004423 in words is "four hundred thirty-two million, four thousand, four hundred twenty-three".