3818668 has 18 divisors (see below), whose sum is σ = 7774116. Its totient is φ = 1636488.

The previous prime is 3818651. The next prime is 3818681. The reversal of 3818668 is 8668183.

It is a self number, because there is not a number n which added to its sum of digits gives 3818668.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9546 + ... + 9937.

Almost surely, 2^3818668 is an apocalyptic number.

It is an amenable number.

3818668 is an abundant number, since it is smaller than the sum of its proper divisors (3955448).

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

3818668 is a wasteful number, since it uses less digits than its factorization.

3818668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19501 (or 19492 counting only the distinct ones).

The product of its digits is 55296, while the sum is 40.

The square root of 3818668 is about 1954.1412436157. The cubic root of 3818668 is about 156.3041949604.

The spelling of 3818668 in words is "three million, eight hundred eighteen thousand, six hundred sixty-eight".