3230040321 has 24 divisors (see below), whose sum is σ = 4929724800. Its totient is φ = 2112722352.

The previous prime is 3230040313. The next prime is 3230040323. The reversal of 3230040321 is 1230400323.

3230040321 is a `hidden beast` number, since 3 + 2 + 300 + 40 + 321 = 666.

It is not a de Polignac number, because 3230040321 - 2³ = 3230040313 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3230040294 and 3230040303.

It is not an unprimeable number, because it can be changed into a prime (3230040323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112521 + ... + 138278.

It is an arithmetic number, because the mean of its divisors is an integer number (205405200).

Almost surely, 2^3230040321 is an apocalyptic number.

It is an amenable number.

3230040321 is a deficient number, since it is larger than the sum of its proper divisors (1699684479).

3230040321 is an equidigital number, since it uses as much as digits as its factorization.

3230040321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250867 (or 250855 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 3230040321 is about 56833.4436841548. The cubic root of 3230040321 is about 1478.2094734852.

Adding to 3230040321 its reverse (1230400323), we get a palindrome (4460440644).

The spelling of 3230040321 in words is "three billion, two hundred thirty million, forty thousand, three hundred twenty-one".