3916897 has 2 divisors, whose sum is σ = 3916898. Its totient is φ = 3916896.

The previous prime is 3916883. The next prime is 3916901. The reversal of 3916897 is 7986193.

3916897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3904576 + 12321 = 1976^2 + 111^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3916897 is a prime.

It is not a weakly prime, because it can be changed into another prime (3916097) 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, 1958448 + 1958449.

It is an arithmetic number, because the mean of its divisors is an integer number (1958449).

Almost surely, 2^3916897 is an apocalyptic number.

It is an amenable number.

3916897 is a deficient number, since it is larger than the sum of its proper divisors (1).

3916897 is an equidigital number, since it uses as much as digits as its factorization.

3916897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 43.

The square root of 3916897 is about 1979.1152063485. The cubic root of 3916897 is about 157.6330881466.

The spelling of 3916897 in words is "three million, nine hundred sixteen thousand, eight hundred ninety-seven".