34429309 has 2 divisors, whose sum is σ = 34429310. Its totient is φ = 34429308.

The previous prime is 34429303. The next prime is 34429331. The reversal of 34429309 is 90392443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31696900 + 2732409 = 5630^2 + 1653^2 .

It is a cyclic number.

It is not a de Polignac number, because 34429309 - 2⁷ = 34429181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34429303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17214654 + 17214655.

It is an arithmetic number, because the mean of its divisors is an integer number (17214655).

Almost surely, 2^34429309 is an apocalyptic number.

It is an amenable number.

34429309 is a deficient number, since it is larger than the sum of its proper divisors (1).

34429309 is an equidigital number, since it uses as much as digits as its factorization.

34429309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 34429309 is about 5867.6493589852. The cubic root of 34429309 is about 325.3190051199.

The spelling of 34429309 in words is "thirty-four million, four hundred twenty-nine thousand, three hundred nine".