68484329 has 2 divisors, whose sum is σ = 68484330. Its totient is φ = 68484328.

The previous prime is 68484307. The next prime is 68484349. The reversal of 68484329 is 92348486.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66667225 + 1817104 = 8165^2 + 1348^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68484329 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 68484329.

It is not a weakly prime, because it can be changed into another prime (68484349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34242164 + 34242165.

It is an arithmetic number, because the mean of its divisors is an integer number (34242165).

Almost surely, 2^68484329 is an apocalyptic number.

It is an amenable number.

68484329 is a deficient number, since it is larger than the sum of its proper divisors (1).

68484329 is an equidigital number, since it uses as much as digits as its factorization.

68484329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 44.

The square root of 68484329 is about 8275.5259047386. The cubic root of 68484329 is about 409.1322695167.

The spelling of 68484329 in words is "sixty-eight million, four hundred eighty-four thousand, three hundred twenty-nine".