22307 has 2 divisors, whose sum is σ = 22308. Its totient is φ = 22306.

The previous prime is 22303. The next prime is 22343. The reversal of 22307 is 70322.

22307 is an esthetic number in base 3, because in such base its adjacent digits differ by 1.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22307 - 2² = 22303 is a prime.

It is a super-3 number, since 3×22307³ = 33300040105329, which contains 333 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22291 and 22300.

It is not a weakly prime, because it can be changed into another prime (22303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11153 + 11154.

It is an arithmetic number, because the mean of its divisors is an integer number (11154).

2²²³⁰⁷ is an apocalyptic number.

22307 is a deficient number, since it is larger than the sum of its proper divisors (1).

22307 is an equidigital number, since it uses as much as digits as its factorization.

22307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 14.

The square root of 22307 is about 149.3552811252. The cubic root of 22307 is about 28.1501289815.

Adding to 22307 its reverse (70322), we get a palindrome (92629).

The spelling of 22307 in words is "twenty-two thousand, three hundred seven", and thus it is an iban number.