68269577 has 2 divisors, whose sum is σ = 68269578. Its totient is φ = 68269576.

The previous prime is 68269561. The next prime is 68269609. The reversal of 68269577 is 77596286.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43309561 + 24960016 = 6581^2 + 4996^2 .

It is a cyclic number.

It is not a de Polignac number, because 68269577 - 2⁴ = 68269561 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (68269517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34134788 + 34134789.

It is an arithmetic number, because the mean of its divisors is an integer number (34134789).

Almost surely, 2^68269577 is an apocalyptic number.

It is an amenable number.

68269577 is a deficient number, since it is larger than the sum of its proper divisors (1).

68269577 is an equidigital number, since it uses as much as digits as its factorization.

68269577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 50.

The square root of 68269577 is about 8262.5405899154. The cubic root of 68269577 is about 408.7041717146.

The spelling of 68269577 in words is "sixty-eight million, two hundred sixty-nine thousand, five hundred seventy-seven".