4330409 has 2 divisors, whose sum is σ = 4330410. Its totient is φ = 4330408.

The previous prime is 4330373. The next prime is 4330453. The reversal of 4330409 is 9040334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4214809 + 115600 = 2053^2 + 340^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4330409 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4330489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2165204 + 2165205.

It is an arithmetic number, because the mean of its divisors is an integer number (2165205).

Almost surely, 2^4330409 is an apocalyptic number.

It is an amenable number.

4330409 is a deficient number, since it is larger than the sum of its proper divisors (1).

4330409 is an equidigital number, since it uses as much as digits as its factorization.

4330409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 4330409 is about 2080.9634787761. The cubic root of 4330409 is about 162.9957593587.

The spelling of 4330409 in words is "four million, three hundred thirty thousand, four hundred nine".