3852397520 has 80 divisors (see below), whose sum is σ = 9294797952. Its totient is φ = 1483829760.

The previous prime is 3852397513. The next prime is 3852397567. The reversal of 3852397520 is 257932583.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236354 + ... + 252126.

Almost surely, 2^3852397520 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 3852397520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4647398976).

3852397520 is an abundant number, since it is smaller than the sum of its proper divisors (5442400432).

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

3852397520 is a wasteful number, since it uses less digits than its factorization.

3852397520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15900 (or 15894 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 44.

The square root of 3852397520 is about 62067.6849898560. The cubic root of 3852397520 is about 1567.6304770110.

The spelling of 3852397520 in words is "three billion, eight hundred fifty-two million, three hundred ninety-seven thousand, five hundred twenty".