68339063 has 4 divisors (see below), whose sum is σ = 73595928. Its totient is φ = 63082200.

The previous prime is 68339053. The next prime is 68339069. The reversal of 68339063 is 36093386.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 68339063 - 2¹⁸ = 68076919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68339069) 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 in 3 ways as a sum of consecutive naturals, for example, 2628413 + ... + 2628438.

It is an arithmetic number, because the mean of its divisors is an integer number (18398982).

Almost surely, 2^68339063 is an apocalyptic number.

68339063 is a deficient number, since it is larger than the sum of its proper divisors (5256865).

68339063 is a wasteful number, since it uses less digits than its factorization.

68339063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5256864.

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 68339063 is about 8266.7444015162. The cubic root of 68339063 is about 408.8427868425.

The spelling of 68339063 in words is "sixty-eight million, three hundred thirty-nine thousand, sixty-three".