68320192 has 28 divisors (see below), whose sum is σ = 136145016. Its totient is φ = 34016000.

The previous prime is 68320177. The next prime is 68320193. The reversal of 68320192 is 29102386.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68320193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13938 + ... + 18190.

It is an arithmetic number, because the mean of its divisors is an integer number (4862322).

Almost surely, 2^68320192 is an apocalyptic number.

It is an amenable number.

68320192 is a deficient number, since it is larger than the sum of its proper divisors (67824824).

68320192 is a wasteful number, since it uses less digits than its factorization.

68320192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4516 (or 4506 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 68320192 is about 8265.6029423146. The cubic root of 68320192 is about 408.8051510592.

The spelling of 68320192 in words is "sixty-eight million, three hundred twenty thousand, one hundred ninety-two".