3678533688 has 32 divisors (see below), whose sum is σ = 9369853200. Its totient is φ = 1203042048.

The previous prime is 3678533659. The next prime is 3678533713. The reversal of 3678533688 is 8863358763.

It is a happy number.

3678533688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3678533688² = 27063220187501762688, which contains 22 as substring.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1444693 + ... + 1447236.

Almost surely, 2^3678533688 is an apocalyptic number.

It is an amenable number.

3678533688 is an abundant number, since it is smaller than the sum of its proper divisors (5691319512).

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

3678533688 is a wasteful number, since it uses less digits than its factorization.

3678533688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2891991 (or 2891987 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 57.

The square root of 3678533688 is about 60650.9166295119. The cubic root of 3678533688 is about 1543.6834422659.

The spelling of 3678533688 in words is "three billion, six hundred seventy-eight million, five hundred thirty-three thousand, six hundred eighty-eight".