3221032224 has 24 divisors (see below), whose sum is σ = 8455209840. Its totient is φ = 1073677376.

The previous prime is 3221032223. The next prime is 3221032231. The reversal of 3221032224 is 4222301223.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-3 number, since 3×3221032224³ (a number of 30 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3221032224.

It is not an unprimeable number, because it can be changed into a prime (3221032223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16776114 + ... + 16776305.

It is an arithmetic number, because the mean of its divisors is an integer number (352300410).

Almost surely, 2^3221032224 is an apocalyptic number.

It is an amenable number.

3221032224 is an abundant number, since it is smaller than the sum of its proper divisors (5234177616).

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

3221032224 is a wasteful number, since it uses less digits than its factorization.

3221032224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33552432 (or 33552424 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 3221032224 is about 56754.1383865529. The cubic root of 3221032224 is about 1476.8340260344.

Adding to 3221032224 its reverse (4222301223), we get a palindrome (7443333447).

The spelling of 3221032224 in words is "three billion, two hundred twenty-one million, thirty-two thousand, two hundred twenty-four".