22867 has 4 divisors (see below), whose sum is σ = 24640. Its totient is φ = 21096.

The previous prime is 22861. The next prime is 22871. The reversal of 22867 is 76822.

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 22867 - 2³ = 22859 is a prime.

It is a Duffinian number.

It is a plaindrome in base 7.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (22861) 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, 867 + ... + 892.

It is an arithmetic number, because the mean of its divisors is an integer number (6160).

2²²⁸⁶⁷ is an apocalyptic number.

22867 is a deficient number, since it is larger than the sum of its proper divisors (1773).

22867 is a wasteful number, since it uses less digits than its factorization.

22867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1772.

The product of its digits is 1344, while the sum is 25.

The square root of 22867 is about 151.2183851256. The cubic root of 22867 is about 28.3837472304.

The spelling of 22867 in words is "twenty-two thousand, eight hundred sixty-seven".