3816913 has 2 divisors, whose sum is σ = 3816914. Its totient is φ = 3816912.

The previous prime is 3816907. The next prime is 3816941. The reversal of 3816913 is 3196183.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3814209 + 2704 = 1953^2 + 52^2 .

It is an emirp because it is prime and its reverse (3196183) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3816913 - 2⁵ = 3816881 is a prime.

It is not a weakly prime, because it can be changed into another prime (3816973) 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, 1908456 + 1908457.

It is an arithmetic number, because the mean of its divisors is an integer number (1908457).

Almost surely, 2^3816913 is an apocalyptic number.

It is an amenable number.

3816913 is a deficient number, since it is larger than the sum of its proper divisors (1).

3816913 is an equidigital number, since it uses as much as digits as its factorization.

3816913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 31.

The square root of 3816913 is about 1953.6921456565. The cubic root of 3816913 is about 156.2802463047.

The spelling of 3816913 in words is "three million, eight hundred sixteen thousand, nine hundred thirteen".