3987959360 has 224 divisors, whose sum is σ = 12250033920. Its totient is φ = 1199923200.

The previous prime is 3987959323. The next prime is 3987959383. The reversal of 3987959360 is 639597893.

It is a tau number, because it is divible by the number of its divisors (224).

It is a self number, because there is not a number n which added to its sum of digits gives 3987959360.

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 31 ways as a sum of consecutive naturals, for example, 711770 + ... + 717350.

Almost surely, 2^3987959360 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 3987959360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6125016960).

3987959360 is an abundant number, since it is smaller than the sum of its proper divisors (8262074560).

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

3987959360 is a wasteful number, since it uses less digits than its factorization.

3987959360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5645 (or 5635 counting only the distinct ones).

The product of its (nonzero) digits is 11022480, while the sum is 59.

The square root of 3987959360 is about 63150.2918441396. The cubic root of 3987959360 is about 1585.8066740687.

The spelling of 3987959360 in words is "three billion, nine hundred eighty-seven million, nine hundred fifty-nine thousand, three hundred sixty".