3864586025 has 12 divisors (see below), whose sum is σ = 4794176412. Its totient is φ = 3090320640.

The previous prime is 3864585983. The next prime is 3864586039. The reversal of 3864586025 is 5206854683.

It can be written as a sum of positive squares in 6 ways, for example, as 20214016 + 3844372009 = 4496^2 + 62003^2 .

It is not a de Polignac number, because 3864586025 - 2¹⁰ = 3864585001 is a prime.

It is a Duffinian 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 11 ways as a sum of consecutive naturals, for example, 26909 + ... + 91941.

It is an arithmetic number, because the mean of its divisors is an integer number (399514701).

Almost surely, 2^3864586025 is an apocalyptic number.

It is an amenable number.

3864586025 is a deficient number, since it is larger than the sum of its proper divisors (929590387).

3864586025 is a wasteful number, since it uses less digits than its factorization.

3864586025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67420 (or 67415 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 47.

The square root of 3864586025 is about 62165.7946542952. The cubic root of 3864586025 is about 1569.2819988971.

The spelling of 3864586025 in words is "three billion, eight hundred sixty-four million, five hundred eighty-six thousand, twenty-five".