4324431232 has 64 divisors (see below), whose sum is σ = 9527236560. Its totient is φ = 1938677760.

The previous prime is 4324431197. The next prime is 4324431233. The reversal of 4324431232 is 2321344234.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 4324431232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4324431233) 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, 81748 + ... + 123820.

Almost surely, 2^4324431232 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 4324431232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4763618280).

4324431232 is an abundant number, since it is smaller than the sum of its proper divisors (5202805328).

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

4324431232 is a wasteful number, since it uses less digits than its factorization.

4324431232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42171 (or 42159 counting only the distinct ones).

The product of its digits is 13824, while the sum is 28.

The square root of 4324431232 is about 65760.4077846237. The cubic root of 4324431232 is about 1629.2072414341.

Adding to 4324431232 its reverse (2321344234), we get a palindrome (6645775466).

The spelling of 4324431232 in words is "four billion, three hundred twenty-four million, four hundred thirty-one thousand, two hundred thirty-two".