34939 has 2 divisors, whose sum is σ = 34940. Its totient is φ = 34938.

The previous prime is 34919. The next prime is 34949. The reversal of 34939 is 93943.

34939 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 a de Polignac number, because none of the positive numbers 2^k-34939 is a prime.

It is a nialpdrome in base 15.

It is not a weakly prime, because it can be changed into another prime (34919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17469 + 17470.

It is an arithmetic number, because the mean of its divisors is an integer number (17470).

2³⁴⁹³⁹ is an apocalyptic number.

34939 is a deficient number, since it is larger than the sum of its proper divisors (1).

34939 is an equidigital number, since it uses as much as digits as its factorization.

34939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2916, while the sum is 28.

The square root of 34939 is about 186.9197688849. The cubic root of 34939 is about 32.6916487135.

Subtracting from 34939 its product of digits (2916), we obtain a palindrome (32023).

The spelling of 34939 in words is "thirty-four thousand, nine hundred thirty-nine".