22687667 has 2 divisors, whose sum is σ = 22687668. Its totient is φ = 22687666.

The previous prime is 22687633. The next prime is 22687681. The reversal of 22687667 is 76678622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22687667 - 2¹⁴ = 22671283 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22687627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11343833 + 11343834.

It is an arithmetic number, because the mean of its divisors is an integer number (11343834).

Almost surely, 2^22687667 is an apocalyptic number.

22687667 is a deficient number, since it is larger than the sum of its proper divisors (1).

22687667 is an equidigital number, since it uses as much as digits as its factorization.

22687667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 44.

The square root of 22687667 is about 4763.1572512358. The cubic root of 22687667 is about 283.0935316626.

The spelling of 22687667 in words is "twenty-two million, six hundred eighty-seven thousand, six hundred sixty-seven".