3886868586 has 16 divisors (see below), whose sum is σ = 7867397664. Its totient is φ = 1280012784.

The previous prime is 3886868549. The next prime is 3886868591. The reversal of 3886868586 is 6858686883.

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, 3901981 + ... + 3902976.

It is an arithmetic number, because the mean of its divisors is an integer number (491712354).

Almost surely, 2^3886868586 is an apocalyptic number.

3886868586 is an abundant number, since it is smaller than the sum of its proper divisors (3980529078).

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

3886868586 is a wasteful number, since it uses less digits than its factorization.

3886868586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7805045.

The product of its digits is 106168320, while the sum is 66.

The square root of 3886868586 is about 62344.7558821109. The cubic root of 3886868586 is about 1572.2922937696.

The spelling of 3886868586 in words is "three billion, eight hundred eighty-six million, eight hundred sixty-eight thousand, five hundred eighty-six".