3866886912 has 288 divisors, whose sum is σ = 12891916800. Its totient is φ = 1003290624.

The previous prime is 3866886911. The next prime is 3866886923. The reversal of 3866886912 is 2196886683.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (3866886911) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2649639 + ... + 2651097.

It is an arithmetic number, because the mean of its divisors is an integer number (44763600).

Almost surely, 2^3866886912 is an apocalyptic number.

3866886912 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3866886912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6445958400).

3866886912 is an abundant number, since it is smaller than the sum of its proper divisors (9025029888).

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

3866886912 is a wasteful number, since it uses less digits than its factorization.

3866886912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1531 (or 1517 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 57.

The square root of 3866886912 is about 62184.2979537439. The cubic root of 3866886912 is about 1569.5933754309.

The spelling of 3866886912 in words is "three billion, eight hundred sixty-six million, eight hundred eighty-six thousand, nine hundred twelve".