3866841384 has 64 divisors (see below), whose sum is σ = 11172297600. Its totient is φ = 1092393984.

The previous prime is 3866841367. The next prime is 3866841401. The reversal of 3866841384 is 4831486683.

3866841384 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3866841367) and next prime (3866841401).

It is a super-3 number, since 3×3866841384³ (a number of 30 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114357 + ... + 144260.

It is an arithmetic number, because the mean of its divisors is an integer number (174567150).

Almost surely, 2^3866841384 is an apocalyptic number.

It is an amenable number.

3866841384 is an abundant number, since it is smaller than the sum of its proper divisors (7305456216).

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

3866841384 is a wasteful number, since it uses less digits than its factorization.

3866841384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258722 (or 258718 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 51.

The square root of 3866841384 is about 62183.9318795459. The cubic root of 3866841384 is about 1569.5872153743.

The spelling of 3866841384 in words is "three billion, eight hundred sixty-six million, eight hundred forty-one thousand, three hundred eighty-four".