3882478909 has 2 divisors, whose sum is σ = 3882478910. Its totient is φ = 3882478908.

The previous prime is 3882478879. The next prime is 3882478961. The reversal of 3882478909 is 9098742883.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2183225625 + 1699253284 = 46725^2 + 41222^2 .

It is a cyclic number.

It is not a de Polignac number, because 3882478909 - 2¹⁹ = 3881954621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3882478009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1941239454 + 1941239455.

It is an arithmetic number, because the mean of its divisors is an integer number (1941239455).

Almost surely, 2^3882478909 is an apocalyptic number.

It is an amenable number.

3882478909 is a deficient number, since it is larger than the sum of its proper divisors (1).

3882478909 is an equidigital number, since it uses as much as digits as its factorization.

3882478909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6967296, while the sum is 58.

The square root of 3882478909 is about 62309.5410751837. The cubic root of 3882478909 is about 1571.7001757166.

The spelling of 3882478909 in words is "three billion, eight hundred eighty-two million, four hundred seventy-eight thousand, nine hundred nine".