3886252961 has 4 divisors (see below), whose sum is σ = 3887019924. Its totient is φ = 3885486000.

The previous prime is 3886252949. The next prime is 3886253051. The reversal of 3886252961 is 1692526883.

3886252961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 593214736 + 3293038225 = 24356^2 + 57385^2 .

It is a cyclic number.

It is not a de Polignac number, because 3886252961 - 2⁶ = 3886252897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3886212961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375830 + ... + 386031.

It is an arithmetic number, because the mean of its divisors is an integer number (971754981).

Almost surely, 2^3886252961 is an apocalyptic number.

It is an amenable number.

3886252961 is a deficient number, since it is larger than the sum of its proper divisors (766963).

3886252961 is an equidigital number, since it uses as much as digits as its factorization.

3886252961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766962.

The product of its digits is 1244160, while the sum is 50.

The square root of 3886252961 is about 62339.8184228989. The cubic root of 3886252961 is about 1572.2092797676.

The spelling of 3886252961 in words is "three billion, eight hundred eighty-six million, two hundred fifty-two thousand, nine hundred sixty-one".