3689910841 has 2 divisors, whose sum is σ = 3689910842. Its totient is φ = 3689910840.

The previous prime is 3689910839. The next prime is 3689910857. The reversal of 3689910841 is 1480199863.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2971885225 + 718025616 = 54515^2 + 26796^2 .

It is a cyclic number.

It is not a de Polignac number, because 3689910841 - 2¹ = 3689910839 is a prime.

Together with 3689910839, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3689910881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1844955420 + 1844955421.

It is an arithmetic number, because the mean of its divisors is an integer number (1844955421).

Almost surely, 2^3689910841 is an apocalyptic number.

It is an amenable number.

3689910841 is a deficient number, since it is larger than the sum of its proper divisors (1).

3689910841 is an equidigital number, since it uses as much as digits as its factorization.

3689910841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 49.

The square root of 3689910841 is about 60744.6363146574. The cubic root of 3689910841 is about 1545.2732648195.

The spelling of 3689910841 in words is "three billion, six hundred eighty-nine million, nine hundred ten thousand, eight hundred forty-one".