34542239 has 2 divisors, whose sum is σ = 34542240. Its totient is φ = 34542238.

The previous prime is 34542229. The next prime is 34542241. The reversal of 34542239 is 93224543.

34542239 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 is a cyclic number.

It is not a de Polignac number, because 34542239 - 2¹⁶ = 34476703 is a prime.

Together with 34542241, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34542229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17271119 + 17271120.

It is an arithmetic number, because the mean of its divisors is an integer number (17271120).

Almost surely, 2^34542239 is an apocalyptic number.

34542239 is a deficient number, since it is larger than the sum of its proper divisors (1).

34542239 is an equidigital number, since it uses as much as digits as its factorization.

34542239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 32.

The square root of 34542239 is about 5877.2645848218. The cubic root of 34542239 is about 325.6743049261.

The spelling of 34542239 in words is "thirty-four million, five hundred forty-two thousand, two hundred thirty-nine".