34278263 has 2 divisors, whose sum is σ = 34278264. Its totient is φ = 34278262.

The previous prime is 34278247. The next prime is 34278287. The reversal of 34278263 is 36287243.

34278263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34278263 - 2⁴ = 34278247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34278163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17139131 + 17139132.

It is an arithmetic number, because the mean of its divisors is an integer number (17139132).

Almost surely, 2^34278263 is an apocalyptic number.

34278263 is a deficient number, since it is larger than the sum of its proper divisors (1).

34278263 is an equidigital number, since it uses as much as digits as its factorization.

34278263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 35.

The square root of 34278263 is about 5854.7641284684. The cubic root of 34278263 is about 324.8425683275.

The spelling of 34278263 in words is "thirty-four million, two hundred seventy-eight thousand, two hundred sixty-three".