3983897 has 2 divisors, whose sum is σ = 3983898. Its totient is φ = 3983896.

The previous prime is 3983893. The next prime is 3983909. The reversal of 3983897 is 7983893.

3983897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3924361 + 59536 = 1981^2 + 244^2 .

It is an emirp because it is prime and its reverse (7983893) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3983897 - 2² = 3983893 is a prime.

It is not a weakly prime, because it can be changed into another prime (3983893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1991948 + 1991949.

It is an arithmetic number, because the mean of its divisors is an integer number (1991949).

Almost surely, 2^3983897 is an apocalyptic number.

It is an amenable number.

3983897 is a deficient number, since it is larger than the sum of its proper divisors (1).

3983897 is an equidigital number, since it uses as much as digits as its factorization.

3983897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 47.

The square root of 3983897 is about 1995.9701901582. The cubic root of 3983897 is about 158.5268027132.

The spelling of 3983897 in words is "three million, nine hundred eighty-three thousand, eight hundred ninety-seven".