3866242668 has 24 divisors (see below), whose sum is σ = 9029517168. Its totient is φ = 1287564096.

The previous prime is 3866242649. The next prime is 3866242673. The reversal of 3866242668 is 8662426683.

It is a self number, because there is not a number n which added to its sum of digits gives 3866242668.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134271 + ... + 160502.

It is an arithmetic number, because the mean of its divisors is an integer number (376229882).

Almost surely, 2^3866242668 is an apocalyptic number.

It is an amenable number.

3866242668 is an abundant number, since it is smaller than the sum of its proper divisors (5163274500).

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

3866242668 is a wasteful number, since it uses less digits than its factorization.

3866242668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295873 (or 295871 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 51.

The square root of 3866242668 is about 62179.1176199856. The cubic root of 3866242668 is about 1569.5062030448.

The spelling of 3866242668 in words is "three billion, eight hundred sixty-six million, two hundred forty-two thousand, six hundred sixty-eight".