2082709 has 2 divisors, whose sum is σ = 2082710. Its totient is φ = 2082708.

The previous prime is 2082683. The next prime is 2082713. The reversal of 2082709 is 9072802.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1664100 + 418609 = 1290^2 + 647^2 .

It is a cyclic number.

It is not a de Polignac number, because 2082709 - 2¹³ = 2074517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2082739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1041354 + 1041355.

It is an arithmetic number, because the mean of its divisors is an integer number (1041355).

2^2082709 is an apocalyptic number.

It is an amenable number.

2082709 is a deficient number, since it is larger than the sum of its proper divisors (1).

2082709 is an equidigital number, since it uses as much as digits as its factorization.

2082709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 2082709 is about 1443.1593813574. The cubic root of 2082709 is about 127.7054792570.

The spelling of 2082709 in words is "two million, eighty-two thousand, seven hundred nine".