68463293 has 2 divisors, whose sum is σ = 68463294. Its totient is φ = 68463292.

The previous prime is 68463277. The next prime is 68463319. The reversal of 68463293 is 39236486.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52678564 + 15784729 = 7258^2 + 3973^2 .

It is a cyclic number.

It is not a de Polignac number, because 68463293 - 2⁴ = 68463277 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 68463293.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68463253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34231646 + 34231647.

It is an arithmetic number, because the mean of its divisors is an integer number (34231647).

Almost surely, 2^68463293 is an apocalyptic number.

It is an amenable number.

68463293 is a deficient number, since it is larger than the sum of its proper divisors (1).

68463293 is an equidigital number, since it uses as much as digits as its factorization.

68463293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 41.

The square root of 68463293 is about 8274.2548304968. The cubic root of 68463293 is about 409.0903748336.

The spelling of 68463293 in words is "sixty-eight million, four hundred sixty-three thousand, two hundred ninety-three".