3682709 has 2 divisors, whose sum is σ = 3682710. Its totient is φ = 3682708.

The previous prime is 3682703. The next prime is 3682729. The reversal of 3682709 is 9072863.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3598609 + 84100 = 1897^2 + 290^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3682709 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3682703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1841354 + 1841355.

It is an arithmetic number, because the mean of its divisors is an integer number (1841355).

Almost surely, 2^3682709 is an apocalyptic number.

It is an amenable number.

3682709 is a deficient number, since it is larger than the sum of its proper divisors (1).

3682709 is an equidigital number, since it uses as much as digits as its factorization.

3682709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 3682709 is about 1919.0385613635. The cubic root of 3682709 is about 154.4267272988.

The spelling of 3682709 in words is "three million, six hundred eighty-two thousand, seven hundred nine".