68207339 has 2 divisors, whose sum is σ = 68207340. Its totient is φ = 68207338.

The previous prime is 68207329. The next prime is 68207353. The reversal of 68207339 is 93370286.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68207339 - 2¹⁶ = 68141803 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (68207329) 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, 34103669 + 34103670.

It is an arithmetic number, because the mean of its divisors is an integer number (34103670).

Almost surely, 2^68207339 is an apocalyptic number.

68207339 is a deficient number, since it is larger than the sum of its proper divisors (1).

68207339 is an equidigital number, since it uses as much as digits as its factorization.

68207339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 68207339 is about 8258.7734561495. The cubic root of 68207339 is about 408.5799354874.

The spelling of 68207339 in words is "sixty-eight million, two hundred seven thousand, three hundred thirty-nine".