3847557252 has 192 divisors, whose sum is σ = 11673446400. Its totient is φ = 957035520.

The previous prime is 3847557239. The next prime is 3847557271. The reversal of 3847557252 is 2527557483.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3724128 + ... + 3725160.

It is an arithmetic number, because the mean of its divisors is an integer number (60799200).

Almost surely, 2^3847557252 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 3847557252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5836723200).

3847557252 is an abundant number, since it is smaller than the sum of its proper divisors (7825889148).

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

3847557252 is a wasteful number, since it uses less digits than its factorization.

3847557252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226 (or 1224 counting only the distinct ones).

The product of its digits is 2352000, while the sum is 48.

The square root of 3847557252 is about 62028.6808823144. The cubic root of 3847557252 is about 1566.9736625086.

The spelling of 3847557252 in words is "three billion, eight hundred forty-seven million, five hundred fifty-seven thousand, two hundred fifty-two".