3864668 has 12 divisors (see below), whose sum is σ = 6920760. Its totient is φ = 1887312.

The previous prime is 3864643. The next prime is 3864671. The reversal of 3864668 is 8664683.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11063 + ... + 11406.

It is an arithmetic number, because the mean of its divisors is an integer number (576730).

Almost surely, 2^3864668 is an apocalyptic number.

It is an amenable number.

3864668 is a deficient number, since it is larger than the sum of its proper divisors (3056092).

3864668 is a wasteful number, since it uses less digits than its factorization.

3864668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22516 (or 22514 counting only the distinct ones).

The product of its digits is 165888, while the sum is 41.

The square root of 3864668 is about 1965.8758862146. The cubic root of 3864668 is about 156.9293094608.

The spelling of 3864668 in words is "three million, eight hundred sixty-four thousand, six hundred sixty-eight".