4321432032 has 24 divisors (see below), whose sum is σ = 11343759336. Its totient is φ = 1440477312.

The previous prime is 4321432019. The next prime is 4321432033. The reversal of 4321432032 is 2302341234.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 4321431993 and 4321432011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4321432033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22507363 + ... + 22507554.

It is an arithmetic number, because the mean of its divisors is an integer number (472656639).

Almost surely, 2^4321432032 is an apocalyptic number.

It is an amenable number.

4321432032 is an abundant number, since it is smaller than the sum of its proper divisors (7022327304).

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

4321432032 is a wasteful number, since it uses less digits than its factorization.

4321432032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45014930 (or 45014922 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 4321432032 is about 65737.5998344935. The cubic root of 4321432032 is about 1628.8305099316.

Adding to 4321432032 its reverse (2302341234), we get a palindrome (6623773266).

The spelling of 4321432032 in words is "four billion, three hundred twenty-one million, four hundred thirty-two thousand, thirty-two".