3706817 has 2 divisors, whose sum is σ = 3706818. Its totient is φ = 3706816.

The previous prime is 3706777. The next prime is 3706819. The reversal of 3706817 is 7186073.

It is a happy number.

3706817 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., 3701776 + 5041 = 1924^2 + 71^2 .

It is a cyclic number.

It is not a de Polignac number, because 3706817 - 2⁶ = 3706753 is a prime.

Together with 3706819, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3706819) 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, 1853408 + 1853409.

It is an arithmetic number, because the mean of its divisors is an integer number (1853409).

Almost surely, 2^3706817 is an apocalyptic number.

It is an amenable number.

3706817 is a deficient number, since it is larger than the sum of its proper divisors (1).

3706817 is an equidigital number, since it uses as much as digits as its factorization.

3706817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 3706817 is about 1925.3095854953. The cubic root of 3706817 is about 154.7629675697.

The spelling of 3706817 in words is "three million, seven hundred six thousand, eight hundred seventeen".