2307289 has 2 divisors, whose sum is σ = 2307290. Its totient is φ = 2307288.

The previous prime is 2307281. The next prime is 2307307. The reversal of 2307289 is 9827032.

2307289 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., 2226064 + 81225 = 1492^2 + 285^2 .

It is a cyclic number.

It is not a de Polignac number, because 2307289 - 2³ = 2307281 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2307289.

It is not a weakly prime, because it can be changed into another prime (2307281) 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, 1153644 + 1153645.

It is an arithmetic number, because the mean of its divisors is an integer number (1153645).

2^2307289 is an apocalyptic number.

It is an amenable number.

2307289 is a deficient number, since it is larger than the sum of its proper divisors (1).

2307289 is an equidigital number, since it uses as much as digits as its factorization.

2307289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 2307289 is about 1518.9763000126. The cubic root of 2307289 is about 132.1399075205.

The spelling of 2307289 in words is "two million, three hundred seven thousand, two hundred eighty-nine".