2307689 has 2 divisors, whose sum is σ = 2307690. Its totient is φ = 2307688.

The previous prime is 2307677. The next prime is 2307703. The reversal of 2307689 is 9867032.

2307689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2301289 + 6400 = 1517^2 + 80^2 .

It is a cyclic number.

It is not a de Polignac number, because 2307689 - 2¹² = 2303593 is a prime.

It is a Chen prime.

It is a plaindrome in base 11 and base 16.

It is not a weakly prime, because it can be changed into another prime (2307629) 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, 1153844 + 1153845.

It is an arithmetic number, because the mean of its divisors is an integer number (1153845).

2^2307689 is an apocalyptic number.

It is an amenable number.

2307689 is a deficient number, since it is larger than the sum of its proper divisors (1).

2307689 is an equidigital number, since it uses as much as digits as its factorization.

2307689 is an odious number, because the sum of its binary digits is odd.

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

The square root of 2307689 is about 1519.1079619303. The cubic root of 2307689 is about 132.1475431640.

The spelling of 2307689 in words is "two million, three hundred seven thousand, six hundred eighty-nine".