67867 has 2 divisors, whose sum is σ = 67868. Its totient is φ = 67866.

The previous prime is 67853. The next prime is 67883. The reversal of 67867 is 76876.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67867 - 2¹⁵ = 35099 is a prime.

It is a plaindrome in base 12.

It is not a weakly prime, because it can be changed into another prime (67807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33933 + 33934.

It is an arithmetic number, because the mean of its divisors is an integer number (33934).

2⁶⁷⁸⁶⁷ is an apocalyptic number.

67867 is a deficient number, since it is larger than the sum of its proper divisors (1).

67867 is an equidigital number, since it uses as much as digits as its factorization.

67867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14112, while the sum is 34.

The square root of 67867 is about 260.5129555320. The cubic root of 67867 is about 40.7899228605.

Subtracting 67867 from its reverse (76876), we obtain a palindrome (9009).

The spelling of 67867 in words is "sixty-seven thousand, eight hundred sixty-seven".