3856758924 has 48 divisors (see below), whose sum is σ = 9750077568. Its totient is φ = 1181822208.

The previous prime is 3856758889. The next prime is 3856758929. The reversal of 3856758924 is 4298576583.

3856758924 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3856758929) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211062 + ... + 228605.

It is an arithmetic number, because the mean of its divisors is an integer number (203126616).

Almost surely, 2^3856758924 is an apocalyptic number.

3856758924 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3856758924 is an abundant number, since it is smaller than the sum of its proper divisors (5893318644).

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

3856758924 is a wasteful number, since it uses less digits than its factorization.

3856758924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439734 (or 439732 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 57.

The square root of 3856758924 is about 62102.8093084363. The cubic root of 3856758924 is about 1568.2218395997.

The spelling of 3856758924 in words is "three billion, eight hundred fifty-six million, seven hundred fifty-eight thousand, nine hundred twenty-four".