68734912 has 14 divisors (see below), whose sum is σ = 136395968. Its totient is φ = 34367424.

The previous prime is 68734909. The next prime is 68734921. The reversal of 68734912 is 21943786.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 536928 + ... + 537055.

Almost surely, 2^68734912 is an apocalyptic number.

It is an amenable number.

68734912 is a deficient number, since it is larger than the sum of its proper divisors (67661056).

68734912 is a wasteful number, since it uses less digits than its factorization.

68734912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073995 (or 1073985 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 68734912 is about 8290.6520853308. The cubic root of 68734912 is about 409.6306648185.

The spelling of 68734912 in words is "sixty-eight million, seven hundred thirty-four thousand, nine hundred twelve".