68308118 has 8 divisors (see below), whose sum is σ = 103476960. Its totient is φ = 33815800.

The previous prime is 68308117. The next prime is 68308147. The reversal of 68308118 is 81180386.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68308117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168878 + ... + 169281.

It is an arithmetic number, because the mean of its divisors is an integer number (12934620).

Almost surely, 2^68308118 is an apocalyptic number.

68308118 is a deficient number, since it is larger than the sum of its proper divisors (35168842).

68308118 is a wasteful number, since it uses less digits than its factorization.

68308118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338262.

The product of its (nonzero) digits is 9216, while the sum is 35.

The square root of 68308118 is about 8264.8725338023. The cubic root of 68308118 is about 408.7810673827.

The spelling of 68308118 in words is "sixty-eight million, three hundred eight thousand, one hundred eighteen".