432231424 has 22 divisors (see below), whose sum is σ = 864042794. Its totient is φ = 216115200.

The previous prime is 432231391. The next prime is 432231451. The reversal of 432231424 is 424132234.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 431309824 + 921600 = 20768^2 + 960^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210027 + ... + 212074.

Almost surely, 2^432231424 is an apocalyptic number.

It is an amenable number.

432231424 is a deficient number, since it is larger than the sum of its proper divisors (431811370).

432231424 is an equidigital number, since it uses as much as digits as its factorization.

432231424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422121 (or 422103 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 432231424 is about 20790.1761416300. The cubic root of 432231424 is about 756.0875947140.

Adding to 432231424 its reverse (424132234), we get a palindrome (856363658).

The spelling of 432231424 in words is "four hundred thirty-two million, two hundred thirty-one thousand, four hundred twenty-four".