22522173 has 8 divisors (see below), whose sum is σ = 30155136. Its totient is φ = 14952000.

The previous prime is 22522169. The next prime is 22522177. The reversal of 22522173 is 37122522.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22522169) and next prime (22522177).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22522173 - 2² = 22522169 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22522177) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14853 + ... + 16298.

It is an arithmetic number, because the mean of its divisors is an integer number (3769392).

Almost surely, 2^22522173 is an apocalyptic number.

It is an amenable number.

22522173 is a deficient number, since it is larger than the sum of its proper divisors (7632963).

22522173 is a wasteful number, since it uses less digits than its factorization.

22522173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31395.

The product of its digits is 1680, while the sum is 24.

The square root of 22522173 is about 4745.7531541369. The cubic root of 22522173 is about 282.4035141821.

Adding to 22522173 its reverse (37122522), we get a palindrome (59644695).

The spelling of 22522173 in words is "twenty-two million, five hundred twenty-two thousand, one hundred seventy-three".