68289607 has 2 divisors, whose sum is σ = 68289608. Its totient is φ = 68289606.

The previous prime is 68289601. The next prime is 68289619. The reversal of 68289607 is 70698286.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68289607 - 2⁷ = 68289479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68289601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34144803 + 34144804.

It is an arithmetic number, because the mean of its divisors is an integer number (34144804).

Almost surely, 2^68289607 is an apocalyptic number.

68289607 is a deficient number, since it is larger than the sum of its proper divisors (1).

68289607 is an equidigital number, since it uses as much as digits as its factorization.

68289607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 68289607 is about 8263.7525979424. The cubic root of 68289607 is about 408.7441384876.

The spelling of 68289607 in words is "sixty-eight million, two hundred eighty-nine thousand, six hundred seven".