3848866385 has 64 divisors (see below), whose sum is σ = 6335884800. Its totient is φ = 2172137472.

The previous prime is 3848866327. The next prime is 3848866387. The reversal of 3848866385 is 5836688483.

It is a cyclic number.

It is not a de Polignac number, because 3848866385 - 2⁸ = 3848866129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3848866387) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 133871 + ... + 160059.

It is an arithmetic number, because the mean of its divisors is an integer number (98998200).

Almost surely, 2^3848866385 is an apocalyptic number.

3848866385 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3848866385 is a deficient number, since it is larger than the sum of its proper divisors (2487018415).

3848866385 is a wasteful number, since it uses less digits than its factorization.

3848866385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26250.

The product of its digits is 26542080, while the sum is 59.

The square root of 3848866385 is about 62039.2326274270. The cubic root of 3848866385 is about 1567.1513635088.

The spelling of 3848866385 in words is "three billion, eight hundred forty-eight million, eight hundred sixty-six thousand, three hundred eighty-five".