3858668 has 12 divisors (see below), whose sum is σ = 7366632. Its totient is φ = 1753920.

The previous prime is 3858667. The next prime is 3858671. The reversal of 3858668 is 8668583.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 87697 = 3858668 / (3 + 8 + 5 + 8 + 6 + 6 + 8).

It is not an unprimeable number, because it can be changed into a prime (3858667) 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, 43805 + ... + 43892.

It is an arithmetic number, because the mean of its divisors is an integer number (613886).

Almost surely, 2^3858668 is an apocalyptic number.

It is an amenable number.

3858668 is a deficient number, since it is larger than the sum of its proper divisors (3507964).

3858668 is a wasteful number, since it uses less digits than its factorization.

3858668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87712 (or 87710 counting only the distinct ones).

The product of its digits is 276480, while the sum is 44.

The square root of 3858668 is about 1964.3492561151. The cubic root of 3858668 is about 156.8480550855.

The spelling of 3858668 in words is "three million, eight hundred fifty-eight thousand, six hundred sixty-eight".