34739 has 2 divisors, whose sum is σ = 34740. Its totient is φ = 34738.

The previous prime is 34729. The next prime is 34747. The reversal of 34739 is 93743.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34739 - 2⁸ = 34483 is a prime.

It is not a weakly prime, because it can be changed into another prime (34729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17369 + 17370.

It is an arithmetic number, because the mean of its divisors is an integer number (17370).

2³⁴⁷³⁹ is an apocalyptic number.

34739 is a deficient number, since it is larger than the sum of its proper divisors (1).

34739 is an equidigital number, since it uses as much as digits as its factorization.

34739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2268, while the sum is 26.

The square root of 34739 is about 186.3840121899. The cubic root of 34739 is about 32.6291507860.

The spelling of 34739 in words is "thirty-four thousand, seven hundred thirty-nine".