3876487249 has 2 divisors, whose sum is σ = 3876487250. Its totient is φ = 3876487248.

The previous prime is 3876487211. The next prime is 3876487253. The reversal of 3876487249 is 9427846783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3274128400 + 602358849 = 57220^2 + 24543^2 .

It is an emirp because it is prime and its reverse (9427846783) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3876487249 - 2¹⁷ = 3876356177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3876487193 and 3876487202.

It is not a weakly prime, because it can be changed into another prime (3876487259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1938243624 + 1938243625.

It is an arithmetic number, because the mean of its divisors is an integer number (1938243625).

Almost surely, 2^3876487249 is an apocalyptic number.

It is an amenable number.

3876487249 is a deficient number, since it is larger than the sum of its proper divisors (1).

3876487249 is an equidigital number, since it uses as much as digits as its factorization.

3876487249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16257024, while the sum is 58.

The square root of 3876487249 is about 62261.4427153756. The cubic root of 3876487249 is about 1570.8912473847.

The spelling of 3876487249 in words is "three billion, eight hundred seventy-six million, four hundred eighty-seven thousand, two hundred forty-nine".