68879267 has 2 divisors, whose sum is σ = 68879268. Its totient is φ = 68879266.

The previous prime is 68879233. The next prime is 68879269. The reversal of 68879267 is 76297886.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68879267 - 2⁶ = 68879203 is a prime.

Together with 68879269, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (68879269) 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, 34439633 + 34439634.

It is an arithmetic number, because the mean of its divisors is an integer number (34439634).

Almost surely, 2^68879267 is an apocalyptic number.

68879267 is a deficient number, since it is larger than the sum of its proper divisors (1).

68879267 is an equidigital number, since it uses as much as digits as its factorization.

68879267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2032128, while the sum is 53.

The square root of 68879267 is about 8299.3534085494. The cubic root of 68879267 is about 409.9172289784.

The spelling of 68879267 in words is "sixty-eight million, eight hundred seventy-nine thousand, two hundred sixty-seven".