3967417 has 2 divisors, whose sum is σ = 3967418. Its totient is φ = 3967416.

The previous prime is 3967373. The next prime is 3967429. The reversal of 3967417 is 7147693.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2128681 + 1838736 = 1459^2 + 1356^2 .

It is a cyclic number.

It is not a de Polignac number, because 3967417 - 2⁷ = 3967289 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3967487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1983708 + 1983709.

It is an arithmetic number, because the mean of its divisors is an integer number (1983709).

Almost surely, 2^3967417 is an apocalyptic number.

It is an amenable number.

3967417 is a deficient number, since it is larger than the sum of its proper divisors (1).

3967417 is an equidigital number, since it uses as much as digits as its factorization.

3967417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 37.

The square root of 3967417 is about 1991.8375937812. The cubic root of 3967417 is about 158.3079104765.

The spelling of 3967417 in words is "three million, nine hundred sixty-seven thousand, four hundred seventeen".