34523309 has 2 divisors, whose sum is σ = 34523310. Its totient is φ = 34523308.

The previous prime is 34523303. The next prime is 34523317. The reversal of 34523309 is 90332543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32775625 + 1747684 = 5725^2 + 1322^2 .

It is a cyclic number.

It is not a de Polignac number, because 34523309 - 2²⁴ = 17746093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34523303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17261654 + 17261655.

It is an arithmetic number, because the mean of its divisors is an integer number (17261655).

Almost surely, 2^34523309 is an apocalyptic number.

It is an amenable number.

34523309 is a deficient number, since it is larger than the sum of its proper divisors (1).

34523309 is an equidigital number, since it uses as much as digits as its factorization.

34523309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 34523309 is about 5875.6539210542. The cubic root of 34523309 is about 325.6148015344.

The spelling of 34523309 in words is "thirty-four million, five hundred twenty-three thousand, three hundred nine".