34285439 has 2 divisors, whose sum is σ = 34285440. Its totient is φ = 34285438.

The previous prime is 34285429. The next prime is 34285463. The reversal of 34285439 is 93458243.

It is a weak prime.

It is an emirp because it is prime and its reverse (93458243) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34285439 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34285429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17142719 + 17142720.

It is an arithmetic number, because the mean of its divisors is an integer number (17142720).

Almost surely, 2^34285439 is an apocalyptic number.

34285439 is a deficient number, since it is larger than the sum of its proper divisors (1).

34285439 is an equidigital number, since it uses as much as digits as its factorization.

34285439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 38.

The square root of 34285439 is about 5855.3769306510. The cubic root of 34285439 is about 324.8652348555.

The spelling of 34285439 in words is "thirty-four million, two hundred eighty-five thousand, four hundred thirty-nine".