2302609 has 2 divisors, whose sum is σ = 2302610. Its totient is φ = 2302608.

The previous prime is 2302579. The next prime is 2302631. The reversal of 2302609 is 9062032.

It is an a-pointer prime, because the next prime (2302631) can be obtained adding 2302609 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1272384 + 1030225 = 1128^2 + 1015^2 .

It is a cyclic number.

It is not a de Polignac number, because 2302609 - 2⁷ = 2302481 is a prime.

It is a Chen prime.

2302609 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2302609.

It is not a weakly prime, because it can be changed into another prime (2302679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1151304 + 1151305.

It is an arithmetic number, because the mean of its divisors is an integer number (1151305).

2^2302609 is an apocalyptic number.

It is an amenable number.

2302609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2302609 is an equidigital number, since it uses as much as digits as its factorization.

2302609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 2302609 is about 1517.4350068454. The cubic root of 2302609 is about 132.0505048550.

The spelling of 2302609 in words is "two million, three hundred two thousand, six hundred nine".