3221125344 has 72 divisors (see below), whose sum is σ = 9558358992. Its totient is φ = 1027023360.

The previous prime is 3221125301. The next prime is 3221125351. The reversal of 3221125344 is 4435211223.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236517 + ... + 249764.

It is an arithmetic number, because the mean of its divisors is an integer number (132754986).

Almost surely, 2^3221125344 is an apocalyptic number.

It is an amenable number.

3221125344 is an abundant number, since it is smaller than the sum of its proper divisors (6337233648).

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

3221125344 is a wasteful number, since it uses less digits than its factorization.

3221125344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486320 (or 486309 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 3221125344 is about 56754.9587613276. The cubic root of 3221125344 is about 1476.8482576481.

Adding to 3221125344 its reverse (4435211223), we get a palindrome (7656336567).

The spelling of 3221125344 in words is "three billion, two hundred twenty-one million, one hundred twenty-five thousand, three hundred forty-four".