73867 has 2 divisors, whose sum is σ = 73868. Its totient is φ = 73866.

The previous prime is 73859. The next prime is 73877. The reversal of 73867 is 76837.

It is a weak prime.

It is an emirp because it is prime and its reverse (76837) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73867 - 2³ = 73859 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36933 + 36934.

It is an arithmetic number, because the mean of its divisors is an integer number (36934).

2⁷³⁸⁶⁷ is an apocalyptic number.

73867 is a deficient number, since it is larger than the sum of its proper divisors (1).

73867 is an equidigital number, since it uses as much as digits as its factorization.

73867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7056, while the sum is 31.

The square root of 73867 is about 271.7848413727. The cubic root of 73867 is about 41.9581972585.

The spelling of 73867 in words is "seventy-three thousand, eight hundred sixty-seven".