3609289 has 2 divisors, whose sum is σ = 3609290. Its totient is φ = 3609288.

The previous prime is 3609283. The next prime is 3609301. The reversal of 3609289 is 9829063.

3609289 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., 3367225 + 242064 = 1835^2 + 492^2 .

It is a cyclic number.

It is not a de Polignac number, because 3609289 - 2⁵ = 3609257 is a prime.

It is not a weakly prime, because it can be changed into another prime (3609283) 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, 1804644 + 1804645.

It is an arithmetic number, because the mean of its divisors is an integer number (1804645).

Almost surely, 2^3609289 is an apocalyptic number.

It is an amenable number.

3609289 is a deficient number, since it is larger than the sum of its proper divisors (1).

3609289 is an equidigital number, since it uses as much as digits as its factorization.

3609289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 3609289 is about 1899.8128855232. The cubic root of 3609289 is about 153.3935926773.

The spelling of 3609289 in words is "three million, six hundred nine thousand, two hundred eighty-nine".