3328384621 has 2 divisors, whose sum is σ = 3328384622. Its totient is φ = 3328384620.

The previous prime is 3328384583. The next prime is 3328384643. The reversal of 3328384621 is 1264838233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3285009225 + 43375396 = 57315^2 + 6586^2 .

It is a cyclic number.

It is not a de Polignac number, because 3328384621 - 2²⁹ = 2791513709 is a prime.

It is a super-2 number, since 2×3328384621² = 22156288370618627282, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3328384681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1664192310 + 1664192311.

It is an arithmetic number, because the mean of its divisors is an integer number (1664192311).

Almost surely, 2^3328384621 is an apocalyptic number.

It is an amenable number.

3328384621 is a deficient number, since it is larger than the sum of its proper divisors (1).

3328384621 is an equidigital number, since it uses as much as digits as its factorization.

3328384621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 40.

The square root of 3328384621 is about 57692.1538946155. The cubic root of 3328384621 is about 1493.0619766240.

The spelling of 3328384621 in words is "three billion, three hundred twenty-eight million, three hundred eighty-four thousand, six hundred twenty-one".