3855839260 has 96 divisors (see below), whose sum is σ = 10209128832. Its totient is φ = 1190522880.

The previous prime is 3855839243. The next prime is 3855839261. The reversal of 3855839260 is 629385583.

3855839260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3855839261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48784 + ... + 100456.

It is an arithmetic number, because the mean of its divisors is an integer number (106345092).

Almost surely, 2^3855839260 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 3855839260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5104564416).

3855839260 is an abundant number, since it is smaller than the sum of its proper divisors (6353289572).

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

3855839260 is a wasteful number, since it uses less digits than its factorization.

3855839260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51743 (or 51741 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 49.

The square root of 3855839260 is about 62095.4044998501. The cubic root of 3855839260 is about 1568.0971795030.

The spelling of 3855839260 in words is "three billion, eight hundred fifty-five million, eight hundred thirty-nine thousand, two hundred sixty".