2231324432 has 40 divisors (see below), whose sum is σ = 4594973760. Its totient is φ = 1046666880.

The previous prime is 2231324423. The next prime is 2231324437. The reversal of 2231324432 is 2344231322.

2231324432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×2231324432³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2231324437) 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, 4319 + ... + 66942.

It is an arithmetic number, because the mean of its divisors is an integer number (114874344).

Almost surely, 2^2231324432 is an apocalyptic number.

It is an amenable number.

2231324432 is an abundant number, since it is smaller than the sum of its proper divisors (2363649328).

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

2231324432 is a wasteful number, since it uses less digits than its factorization.

2231324432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71391 (or 71385 counting only the distinct ones).

The product of its digits is 6912, while the sum is 26.

The square root of 2231324432 is about 47236.8969344939. The cubic root of 2231324432 is about 1306.7351506288.

Adding to 2231324432 its reverse (2344231322), we get a palindrome (4575555754).

The spelling of 2231324432 in words is "two billion, two hundred thirty-one million, three hundred twenty-four thousand, four hundred thirty-two".