3388685556 has 12 divisors (see below), whose sum is σ = 7906932992. Its totient is φ = 1129561848.

The previous prime is 3388685543. The next prime is 3388685561. The reversal of 3388685556 is 6555868833.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×3388685556² = 22966379594886058272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3388685496 and 3388685505.

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, 141195220 + ... + 141195243.

Almost surely, 2^3388685556 is an apocalyptic number.

It is an amenable number.

3388685556 is an abundant number, since it is smaller than the sum of its proper divisors (4518247436).

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

3388685556 is a wasteful number, since it uses less digits than its factorization.

3388685556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282390470 (or 282390468 counting only the distinct ones).

The product of its digits is 20736000, while the sum is 57.

The square root of 3388685556 is about 58212.4175412772. The cubic root of 3388685556 is about 1502.0247554583.

The spelling of 3388685556 in words is "three billion, three hundred eighty-eight million, six hundred eighty-five thousand, five hundred fifty-six".