68678 has 8 divisors (see below), whose sum is σ = 107568. Its totient is φ = 32824.

The previous prime is 68669. The next prime is 68683. The reversal of 68678 is 87686.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 701 + ... + 792.

It is an arithmetic number, because the mean of its divisors is an integer number (13446).

2⁶⁸⁶⁷⁸ is an apocalyptic number.

68678 is a deficient number, since it is larger than the sum of its proper divisors (38890).

68678 is a wasteful number, since it uses less digits than its factorization.

68678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518.

The product of its digits is 16128, while the sum is 35.

The square root of 68678 is about 262.0648774636. The cubic root of 68678 is about 40.9517576545.

The spelling of 68678 in words is "sixty-eight thousand, six hundred seventy-eight".