2458609 has 2 divisors, whose sum is σ = 2458610. Its totient is φ = 2458608.

The previous prime is 2458607. The next prime is 2458633. The reversal of 2458609 is 9068542.

It is a happy number.

2458609 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., 1507984 + 950625 = 1228^2 + 975^2 .

It is a cyclic number.

It is not a de Polignac number, because 2458609 - 2¹ = 2458607 is a prime.

Together with 2458607, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2458601) 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, 1229304 + 1229305.

It is an arithmetic number, because the mean of its divisors is an integer number (1229305).

2^2458609 is an apocalyptic number.

It is an amenable number.

2458609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2458609 is an equidigital number, since it uses as much as digits as its factorization.

2458609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 2458609 is about 1567.9952168294. The cubic root of 2458609 is about 134.9676923146.

The spelling of 2458609 in words is "two million, four hundred fifty-eight thousand, six hundred nine".