3864886 has 8 divisors (see below), whose sum is σ = 5815080. Its totient is φ = 1926528.

The previous prime is 3864871. The next prime is 3864901. The reversal of 3864886 is 6884683.

It is an interprime number because it is at equal distance from previous prime (3864871) and next prime (3864901).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2091 + ... + 3478.

It is an arithmetic number, because the mean of its divisors is an integer number (726885).

Almost surely, 2^3864886 is an apocalyptic number.

3864886 is a deficient number, since it is larger than the sum of its proper divisors (1950194).

3864886 is a wasteful number, since it uses less digits than its factorization.

3864886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5918.

The product of its digits is 221184, while the sum is 43.

The square root of 3864886 is about 1965.9313314559. The cubic root of 3864886 is about 156.9322601192.

The spelling of 3864886 in words is "three million, eight hundred sixty-four thousand, eight hundred eighty-six".