2322409 has 2 divisors, whose sum is σ = 2322410. Its totient is φ = 2322408.

The previous prime is 2322403. The next prime is 2322431. The reversal of 2322409 is 9042232.

It is an a-pointer prime, because the next prime (2322431) can be obtained adding 2322409 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1265625 + 1056784 = 1125^2 + 1028^2 .

It is a cyclic number.

It is not a de Polignac number, because 2322409 - 2³ = 2322401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2322409.

It is not a weakly prime, because it can be changed into another prime (2322401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1161204 + 1161205.

It is an arithmetic number, because the mean of its divisors is an integer number (1161205).

2^2322409 is an apocalyptic number.

It is an amenable number.

2322409 is a deficient number, since it is larger than the sum of its proper divisors (1).

2322409 is an equidigital number, since it uses as much as digits as its factorization.

2322409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 2322409 is about 1523.9452089888. The cubic root of 2322409 is about 132.4279233007.

The spelling of 2322409 in words is "two million, three hundred twenty-two thousand, four hundred nine".