68867 has 4 divisors (see below), whose sum is σ = 72936. Its totient is φ = 64800.

The previous prime is 68863. The next prime is 68879. The reversal of 68867 is 76886.

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

It is a cyclic number.

It is not a de Polignac number, because 68867 - 2² = 68863 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 68867.

It is not an unprimeable number, because it can be changed into a prime (68863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2009 + ... + 2042.

It is an arithmetic number, because the mean of its divisors is an integer number (18234).

2⁶⁸⁸⁶⁷ is an apocalyptic number.

68867 is a deficient number, since it is larger than the sum of its proper divisors (4069).

68867 is a wasteful number, since it uses less digits than its factorization.

68867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4068.

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

The square root of 68867 is about 262.4252274458. The cubic root of 68867 is about 40.9892892903.

The spelling of 68867 in words is "sixty-eight thousand, eight hundred sixty-seven".