34206257 has 2 divisors, whose sum is σ = 34206258. Its totient is φ = 34206256.

The previous prime is 34206233. The next prime is 34206269. The reversal of 34206257 is 75260243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33686416 + 519841 = 5804^2 + 721^2 .

It is an emirp because it is prime and its reverse (75260243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34206257 - 2⁸ = 34206001 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34206217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17103128 + 17103129.

It is an arithmetic number, because the mean of its divisors is an integer number (17103129).

Almost surely, 2^34206257 is an apocalyptic number.

It is an amenable number.

34206257 is a deficient number, since it is larger than the sum of its proper divisors (1).

34206257 is an equidigital number, since it uses as much as digits as its factorization.

34206257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 34206257 is about 5848.6115446318. The cubic root of 34206257 is about 324.6149506925.

The spelling of 34206257 in words is "thirty-four million, two hundred six thousand, two hundred fifty-seven".