22006167 has 4 divisors (see below), whose sum is σ = 29341560. Its totient is φ = 14670776.

The previous prime is 22006163. The next prime is 22006169. The reversal of 22006167 is 76160022.

It is a happy number.

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 22006167 - 2² = 22006163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22006163) 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, 3667692 + ... + 3667697.

It is an arithmetic number, because the mean of its divisors is an integer number (7335390).

Almost surely, 2^22006167 is an apocalyptic number.

22006167 is a deficient number, since it is larger than the sum of its proper divisors (7335393).

22006167 is an equidigital number, since it uses as much as digits as its factorization.

22006167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7335392.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 22006167 is about 4691.0731181682. The cubic root of 22006167 is about 280.2301127052.

Adding to 22006167 its reverse (76160022), we get a palindrome (98166189).

The spelling of 22006167 in words is "twenty-two million, six thousand, one hundred sixty-seven".