22229267 has 4 divisors (see below), whose sum is σ = 22830096. Its totient is φ = 21628440.

The previous prime is 22229231. The next prime is 22229269. The reversal of 22229267 is 76292222.

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 22229267 - 2¹⁰ = 22228243 is a prime.

It is a super-2 number, since 2×22229267² = 988280622714578, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22229269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300359 + ... + 300432.

It is an arithmetic number, because the mean of its divisors is an integer number (5707524).

Almost surely, 2^22229267 is an apocalyptic number.

22229267 is a deficient number, since it is larger than the sum of its proper divisors (600829).

22229267 is an equidigital number, since it uses as much as digits as its factorization.

22229267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600828.

The product of its digits is 12096, while the sum is 32.

The square root of 22229267 is about 4714.7923602212. The cubic root of 22229267 is about 281.1739276069.

The spelling of 22229267 in words is "twenty-two million, two hundred twenty-nine thousand, two hundred sixty-seven".