3321688 has 16 divisors (see below), whose sum is σ = 6291360. Its totient is φ = 1644000.

The previous prime is 3321679. The next prime is 3321709. The reversal of 3321688 is 8861233.

It is a super-2 number, since 2×3321688² = 22067222338688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1248 + ... + 2863.

It is an arithmetic number, because the mean of its divisors is an integer number (393210).

Almost surely, 2^3321688 is an apocalyptic number.

It is an amenable number.

3321688 is a deficient number, since it is larger than the sum of its proper divisors (2969672).

3321688 is a wasteful number, since it uses less digits than its factorization.

3321688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4218 (or 4214 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 3321688 is about 1822.5498621437. The cubic root of 3321688 is about 149.2059970708.

The spelling of 3321688 in words is "three million, three hundred twenty-one thousand, six hundred eighty-eight".