3321606616 has 16 divisors (see below), whose sum is σ = 6241355640. Its totient is φ = 1657245120.

The previous prime is 3321606593. The next prime is 3321606623. The reversal of 3321606616 is 6166061233.

It is a super-2 number, since 2×3321606616² = 22066141022909942912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 440805 + ... + 448276.

Almost surely, 2^3321606616 is an apocalyptic number.

It is an amenable number.

3321606616 is a deficient number, since it is larger than the sum of its proper divisors (2919749024).

3321606616 is a wasteful number, since it uses less digits than its factorization.

3321606616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889554 (or 889550 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 3321606616 is about 57633.3810911697. The cubic root of 3321606616 is about 1492.0477850561.

Adding to 3321606616 its reverse (6166061233), we get a palindrome (9487667849).

The spelling of 3321606616 in words is "three billion, three hundred twenty-one million, six hundred six thousand, six hundred sixteen".