34239859 has 2 divisors, whose sum is σ = 34239860. Its totient is φ = 34239858.

The previous prime is 34239839. The next prime is 34239869. The reversal of 34239859 is 95893243.

34239859 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 34239859 - 2⁵ = 34239827 is a prime.

It is not a weakly prime, because it can be changed into another prime (34239809) 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, 17119929 + 17119930.

It is an arithmetic number, because the mean of its divisors is an integer number (17119930).

Almost surely, 2^34239859 is an apocalyptic number.

34239859 is a deficient number, since it is larger than the sum of its proper divisors (1).

34239859 is an equidigital number, since it uses as much as digits as its factorization.

34239859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 43.

The square root of 34239859 is about 5851.4834871167. The cubic root of 34239859 is about 324.7212094378.

The spelling of 34239859 in words is "thirty-four million, two hundred thirty-nine thousand, eight hundred fifty-nine".