3986846424 has 144 divisors (see below), whose sum is σ = 11907692160. Its totient is φ = 1204156800.

The previous prime is 3986846407. The next prime is 3986846431. The reversal of 3986846424 is 4246486893.

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

It is a congruent number.

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 35 ways as a sum of consecutive naturals, for example, 3667209 + ... + 3668295.

Almost surely, 2^3986846424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3986846424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5953846080).

3986846424 is an abundant number, since it is smaller than the sum of its proper divisors (7920845736).

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

3986846424 is a wasteful number, since it uses less digits than its factorization.

3986846424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542 (or 1524 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 54.

The square root of 3986846424 is about 63141.4794251766. The cubic root of 3986846424 is about 1585.6591411760.

The spelling of 3986846424 in words is "three billion, nine hundred eighty-six million, eight hundred forty-six thousand, four hundred twenty-four".