68928934 has 8 divisors (see below), whose sum is σ = 106728768. Its totient is φ = 33352680.

The previous prime is 68928929. The next prime is 68928949. The reversal of 68928934 is 43982986.

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

It is a congruent number.

It is an unprimeable number.

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, 555817 + ... + 555940.

It is an arithmetic number, because the mean of its divisors is an integer number (13341096).

Almost surely, 2^68928934 is an apocalyptic number.

68928934 is a deficient number, since it is larger than the sum of its proper divisors (37799834).

68928934 is a wasteful number, since it uses less digits than its factorization.

68928934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111790.

The product of its digits is 746496, while the sum is 49.

The square root of 68928934 is about 8302.3450903946. The cubic root of 68928934 is about 410.0157320951.

The spelling of 68928934 in words is "sixty-eight million, nine hundred twenty-eight thousand, nine hundred thirty-four".