67843 has 2 divisors, whose sum is σ = 67844. Its totient is φ = 67842.

The previous prime is 67829. The next prime is 67853. The reversal of 67843 is 34876.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 67843 - 2¹³ = 59651 is a prime.

It is not a weakly prime, because it can be changed into another prime (67853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33921 + 33922.

It is an arithmetic number, because the mean of its divisors is an integer number (33922).

2⁶⁷⁸⁴³ is an apocalyptic number.

67843 is a deficient number, since it is larger than the sum of its proper divisors (1).

67843 is an equidigital number, since it uses as much as digits as its factorization.

67843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 28.

The square root of 67843 is about 260.4668884906. The cubic root of 67843 is about 40.7851140748.

The spelling of 67843 in words is "sixty-seven thousand, eight hundred forty-three".