432345232 has 40 divisors (see below), whose sum is σ = 921949920. Its totient is φ = 194772480.

The previous prime is 432345229. The next prime is 432345239. The reversal of 432345232 is 232543234.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 432345232.

It is not an unprimeable number, because it can be changed into a prime (432345239) 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, 9019 + ... + 30757.

It is an arithmetic number, because the mean of its divisors is an integer number (23048748).

Almost surely, 2^432345232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 432345232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (460974960).

432345232 is an abundant number, since it is smaller than the sum of its proper divisors (489604688).

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

432345232 is a wasteful number, since it uses less digits than its factorization.

432345232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21871 (or 21865 counting only the distinct ones).

The product of its digits is 17280, while the sum is 28.

The square root of 432345232 is about 20792.9130234318. The cubic root of 432345232 is about 756.1539490333.

Adding to 432345232 its reverse (232543234), we get a palindrome (664888466).

The spelling of 432345232 in words is "four hundred thirty-two million, three hundred forty-five thousand, two hundred thirty-two".