22123073 has 8 divisors (see below), whose sum is σ = 25454400. Its totient is φ = 18834480.

The previous prime is 22123043. The next prime is 22123093. The reversal of 22123073 is 37032122.

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

It is not a de Polignac number, because 22123073 - 2¹² = 22118977 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (22123043) 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, 9563 + ... + 11648.

It is an arithmetic number, because the mean of its divisors is an integer number (3181800).

Almost surely, 2^22123073 is an apocalyptic number.

It is an amenable number.

22123073 is a deficient number, since it is larger than the sum of its proper divisors (3331327).

22123073 is a wasteful number, since it uses less digits than its factorization.

22123073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21367.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 22123073 is about 4703.5170883074. The cubic root of 22123073 is about 280.7254699007.

Adding to 22123073 its reverse (37032122), we get a palindrome (59155195).

The spelling of 22123073 in words is "twenty-two million, one hundred twenty-three thousand, seventy-three".