2321231832 has 48 divisors (see below), whose sum is σ = 6336195840. Its totient is φ = 767648448.

The previous prime is 2321231807. The next prime is 2321231839. The reversal of 2321231832 is 2381321232.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 2321231796 and 2321231805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321231839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117783 + ... + 136070.

It is an arithmetic number, because the mean of its divisors is an integer number (132004080).

Almost surely, 2^2321231832 is an apocalyptic number.

It is an amenable number.

2321231832 is an abundant number, since it is smaller than the sum of its proper divisors (4014964008).

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

2321231832 is a wasteful number, since it uses less digits than its factorization.

2321231832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253992 (or 253985 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 2321231832 is about 48179.1638781746. The cubic root of 2321231832 is about 1324.0554477620.

The spelling of 2321231832 in words is "two billion, three hundred twenty-one million, two hundred thirty-one thousand, eight hundred thirty-two".