3865750208 has 56 divisors (see below), whose sum is σ = 8025444960. Its totient is φ = 1844029440.

The previous prime is 3865750183. The next prime is 3865750211. The reversal of 3865750208 is 8020575683.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 598838 + ... + 605258.

Almost surely, 2^3865750208 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 3865750208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4012722480).

3865750208 is an abundant number, since it is smaller than the sum of its proper divisors (4159694752).

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

3865750208 is a wasteful number, since it uses less digits than its factorization.

3865750208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6865 (or 6855 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 44.

The square root of 3865750208 is about 62175.1574827117. The cubic root of 3865750208 is about 1569.4395619577.

The spelling of 3865750208 in words is "three billion, eight hundred sixty-five million, seven hundred fifty thousand, two hundred eight".