68006879 has 2 divisors, whose sum is σ = 68006880. Its totient is φ = 68006878.

The previous prime is 68006867. The next prime is 68006891. The reversal of 68006879 is 97860086.

It is a balanced prime because it is at equal distance from previous prime (68006867) and next prime (68006891).

It is a cyclic number.

It is not a de Polignac number, because 68006879 - 2⁴ = 68006863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68006899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34003439 + 34003440.

It is an arithmetic number, because the mean of its divisors is an integer number (34003440).

Almost surely, 2^68006879 is an apocalyptic number.

68006879 is a deficient number, since it is larger than the sum of its proper divisors (1).

68006879 is an equidigital number, since it uses as much as digits as its factorization.

68006879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 68006879 is about 8246.6283413284. The cubic root of 68006879 is about 408.1792733087.

The spelling of 68006879 in words is "sixty-eight million, six thousand, eight hundred seventy-nine".