3860731625 has 8 divisors (see below), whose sum is σ = 4818193224. Its totient is φ = 3088585200.

The previous prime is 3860731613. The next prime is 3860731639. The reversal of 3860731625 is 5261370683.

It can be written as a sum of positive squares in 4 ways, for example, as 430521001 + 3430210624 = 20749^2 + 58568^2 .

It is not a de Polignac number, because 3860731625 - 2²⁰ = 3859683049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 15442802 + ... + 15443051.

It is an arithmetic number, because the mean of its divisors is an integer number (602274153).

Almost surely, 2^3860731625 is an apocalyptic number.

It is an amenable number.

3860731625 is a deficient number, since it is larger than the sum of its proper divisors (957461599).

3860731625 is an equidigital number, since it uses as much as digits as its factorization.

3860731625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30885868 (or 30885858 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 3860731625 is about 62134.7859495790. The cubic root of 3860731625 is about 1568.7601100918.

The spelling of 3860731625 in words is "three billion, eight hundred sixty million, seven hundred thirty-one thousand, six hundred twenty-five".