3221009984 has 14 divisors (see below), whose sum is σ = 6391691814. Its totient is φ = 1610504960.

The previous prime is 3221009983. The next prime is 3221010101. The reversal of 3221009984 is 4899001223.

It can be written as a sum of positive squares in only one way, i.e., 2945449984 + 275560000 = 54272^2 + 16600^2 .

It is not an unprimeable number, because it can be changed into a prime (3221009983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25164077 + ... + 25164204.

Almost surely, 2^3221009984 is an apocalyptic number.

It is an amenable number.

3221009984 is a deficient number, since it is larger than the sum of its proper divisors (3170681830).

3221009984 is an equidigital number, since it uses as much as digits as its factorization.

3221009984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50328293 (or 50328283 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 3221009984 is about 56753.9424533662. The cubic root of 3221009984 is about 1476.8306270345.

The spelling of 3221009984 in words is "three billion, two hundred twenty-one million, nine thousand, nine hundred eighty-four".