3830520852 has 72 divisors (see below), whose sum is σ = 10261106856. Its totient is φ = 1200697344.

The previous prime is 3830520839. The next prime is 3830520871. The reversal of 3830520852 is 2580250383.

3830520852 is a `hidden beast` number, since 3 + 83 + 0 + 520 + 8 + 52 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 215384976 + 3615135876 = 14676^2 + 60126^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1034268 + ... + 1037964.

It is an arithmetic number, because the mean of its divisors is an integer number (142515373).

Almost surely, 2^3830520852 is an apocalyptic number.

It is an amenable number.

3830520852 is an abundant number, since it is smaller than the sum of its proper divisors (6430586004).

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

3830520852 is a wasteful number, since it uses less digits than its factorization.

3830520852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5417 (or 5412 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 3830520852 is about 61891.2017333643. The cubic root of 3830520852 is about 1564.6574666381.

The spelling of 3830520852 in words is "three billion, eight hundred thirty million, five hundred twenty thousand, eight hundred fifty-two".