3818688 has 28 divisors (see below), whose sum is σ = 10104120. Its totient is φ = 1272832.

The previous prime is 3818687. The next prime is 3818707. The reversal of 3818688 is 8868183.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (3818681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9753 + ... + 10136.

Almost surely, 2^3818688 is an apocalyptic number.

It is an amenable number.

3818688 is an abundant number, since it is smaller than the sum of its proper divisors (6285432).

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

3818688 is a wasteful number, since it uses less digits than its factorization.

3818688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19904 (or 19894 counting only the distinct ones).

The product of its digits is 73728, while the sum is 42.

The square root of 3818688 is about 1954.1463609464. The cubic root of 3818688 is about 156.3044678373.

The spelling of 3818688 in words is "three million, eight hundred eighteen thousand, six hundred eighty-eight".