4331312232 has 64 divisors (see below), whose sum is σ = 11735633280. Its totient is φ = 1324207872.

The previous prime is 4331312177. The next prime is 4331312233. The reversal of 4331312232 is 2322131334.

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

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (4331312233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4773 + ... + 93195.

It is an arithmetic number, because the mean of its divisors is an integer number (183369270).

Almost surely, 2^4331312232 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 4331312232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5867816640).

4331312232 is an abundant number, since it is smaller than the sum of its proper divisors (7404321048).

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

4331312232 is a wasteful number, since it uses less digits than its factorization.

4331312232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88602 (or 88598 counting only the distinct ones).

The product of its digits is 2592, while the sum is 24.

The square root of 4331312232 is about 65812.7057033822. The cubic root of 4331312232 is about 1630.0709106366.

Adding to 4331312232 its reverse (2322131334), we get a palindrome (6653443566).

The spelling of 4331312232 in words is "four billion, three hundred thirty-one million, three hundred twelve thousand, two hundred thirty-two".