68727339 has 16 divisors (see below), whose sum is σ = 102359040. Its totient is φ = 45574920.

The previous prime is 68727331. The next prime is 68727343. The reversal of 68727339 is 93372786.

It is a happy number.

It is not a de Polignac number, because 68727339 - 2³ = 68727331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 68727294 and 68727303.

It is not an unprimeable number, because it can be changed into a prime (68727331) 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 15 ways as a sum of consecutive naturals, for example, 1507 + ... + 11820.

It is an arithmetic number, because the mean of its divisors is an integer number (6397440).

Almost surely, 2^68727339 is an apocalyptic number.

68727339 is a deficient number, since it is larger than the sum of its proper divisors (33631701).

68727339 is a wasteful number, since it uses less digits than its factorization.

68727339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13527 (or 13521 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The square root of 68727339 is about 8290.1953535487. The cubic root of 68727339 is about 409.6156203194.

The spelling of 68727339 in words is "sixty-eight million, seven hundred twenty-seven thousand, three hundred thirty-nine".