2343409 has 2 divisors, whose sum is σ = 2343410. Its totient is φ = 2343408.

The previous prime is 2343389. The next prime is 2343413. The reversal of 2343409 is 9043432.

2343409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2241009 + 102400 = 1497^2 + 320^2 .

It is a cyclic number.

It is not a de Polignac number, because 2343409 - 2¹³ = 2335217 is a prime.

It is equal to p₁₇₂₄₄₇ and since 2343409 and 172447 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (2343449) 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, 1171704 + 1171705.

It is an arithmetic number, because the mean of its divisors is an integer number (1171705).

2^2343409 is an apocalyptic number.

It is an amenable number.

2343409 is a deficient number, since it is larger than the sum of its proper divisors (1).

2343409 is an equidigital number, since it uses as much as digits as its factorization.

2343409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 2343409 is about 1530.8197150547. The cubic root of 2343409 is about 132.8258787630.

The spelling of 2343409 in words is "two million, three hundred forty-three thousand, four hundred nine".