34617857 has 2 divisors, whose sum is σ = 34617858. Its totient is φ = 34617856.

The previous prime is 34617853. The next prime is 34617871. The reversal of 34617857 is 75871643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34386496 + 231361 = 5864^2 + 481^2 .

It is an emirp because it is prime and its reverse (75871643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34617857 - 2² = 34617853 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34617853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17308928 + 17308929.

It is an arithmetic number, because the mean of its divisors is an integer number (17308929).

Almost surely, 2^34617857 is an apocalyptic number.

It is an amenable number.

34617857 is a deficient number, since it is larger than the sum of its proper divisors (1).

34617857 is an equidigital number, since it uses as much as digits as its factorization.

34617857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141120, while the sum is 41.

The square root of 34617857 is about 5883.6941626838. The cubic root of 34617857 is about 325.9117812405.

The spelling of 34617857 in words is "thirty-four million, six hundred seventeen thousand, eight hundred fifty-seven".