3223240321 has 24 divisors (see below), whose sum is σ = 3790571904. Its totient is φ = 2684344320.

The previous prime is 3223240259. The next prime is 3223240333. The reversal of 3223240321 is 1230423223.

It is not a de Polignac number, because 3223240321 - 2⁷ = 3223240193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3223240292 and 3223240301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3223240021) 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, 2647905 + ... + 2649121.

It is an arithmetic number, because the mean of its divisors is an integer number (157940496).

Almost surely, 2^3223240321 is an apocalyptic number.

It is an amenable number.

3223240321 is a deficient number, since it is larger than the sum of its proper divisors (567331583).

3223240321 is an equidigital number, since it uses as much as digits as its factorization.

3223240321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1441 (or 1368 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 3223240321 is about 56773.5882343190. The cubic root of 3223240321 is about 1477.1714176608.

Adding to 3223240321 its reverse (1230423223), we get a palindrome (4453663544).

The spelling of 3223240321 in words is "three billion, two hundred twenty-three million, two hundred forty thousand, three hundred twenty-one".