3886845825 has 24 divisors (see below), whose sum is σ = 6498468000. Its totient is φ = 2049688960.

The previous prime is 3886845821. The next prime is 3886845889. The reversal of 3886845825 is 5285486883.

It is not a de Polignac number, because 3886845825 - 2² = 3886845821 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3886845821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 284475 + ... + 297824.

It is an arithmetic number, because the mean of its divisors is an integer number (270769500).

Almost surely, 2^3886845825 is an apocalyptic number.

It is an amenable number.

3886845825 is a deficient number, since it is larger than the sum of its proper divisors (2611622175).

3886845825 is a wasteful number, since it uses less digits than its factorization.

3886845825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582401 (or 582396 counting only the distinct ones).

The product of its digits is 14745600, while the sum is 57.

The square root of 3886845825 is about 62344.5733404280. The cubic root of 3886845825 is about 1572.2892247168.

The spelling of 3886845825 in words is "three billion, eight hundred eighty-six million, eight hundred forty-five thousand, eight hundred twenty-five".