3886566 has 16 divisors (see below), whose sum is σ = 7905600. Its totient is φ = 1273448.

The previous prime is 3886559. The next prime is 3886573. The reversal of 3886566 is 6656883.

It is an interprime number because it is at equal distance from previous prime (3886559) and next prime (3886573).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5136 + ... + 5843.

It is an arithmetic number, because the mean of its divisors is an integer number (494100).

Almost surely, 2^3886566 is an apocalyptic number.

3886566 is an abundant number, since it is smaller than the sum of its proper divisors (4019034).

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

3886566 is a wasteful number, since it uses less digits than its factorization.

3886566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11043.

The product of its digits is 207360, while the sum is 42.

The square root of 3886566 is about 1971.4375465634. The cubic root of 3886566 is about 157.2251492632.

The spelling of 3886566 in words is "three million, eight hundred eighty-six thousand, five hundred sixty-six".