22117006 has 16 divisors (see below), whose sum is σ = 34070544. Its totient is φ = 10763584.

The previous prime is 22117003. The next prime is 22117013. The reversal of 22117006 is 60071122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22117003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13761 + ... + 15283.

It is an arithmetic number, because the mean of its divisors is an integer number (2129409).

Almost surely, 2^22117006 is an apocalyptic number.

22117006 is a deficient number, since it is larger than the sum of its proper divisors (11953538).

22117006 is a wasteful number, since it uses less digits than its factorization.

22117006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 22117006 is about 4702.8721011739. The cubic root of 22117006 is about 280.6998056370.

Adding to 22117006 its reverse (60071122), we get a palindrome (82188128).

The spelling of 22117006 in words is "twenty-two million, one hundred seventeen thousand, six".