68729714 has 4 divisors (see below), whose sum is σ = 103094574. Its totient is φ = 34364856.

The previous prime is 68729701. The next prime is 68729723. The reversal of 68729714 is 41792786.

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

It can be written as a sum of positive squares in only one way, i.e., 39753025 + 28976689 = 6305^2 + 5383^2 .

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 as a sum of consecutive naturals, namely, 17182427 + ... + 17182430.

Almost surely, 2^68729714 is an apocalyptic number.

68729714 is a deficient number, since it is larger than the sum of its proper divisors (34364860).

68729714 is a wasteful number, since it uses less digits than its factorization.

68729714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34364859.

The product of its digits is 169344, while the sum is 44.

The square root of 68729714 is about 8290.3385938091. The cubic root of 68729714 is about 409.6203386062.

The spelling of 68729714 in words is "sixty-eight million, seven hundred twenty-nine thousand, seven hundred fourteen".