22108273 has 6 divisors (see below), whose sum is σ = 24300962. Its totient is φ = 20098320.

The previous prime is 22108259. The next prime is 22108309. The reversal of 22108273 is 37280122.

It can be written as a sum of positive squares in only one way, i.e., 13417569 + 8690704 = 3663^2 + 2948^2 .

It is not a de Polignac number, because 22108273 - 2⁵ = 22108241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22108213) 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 5 ways as a sum of consecutive naturals, for example, 91236 + ... + 91477.

Almost surely, 2^22108273 is an apocalyptic number.

It is an amenable number.

22108273 is a deficient number, since it is larger than the sum of its proper divisors (2192689).

22108273 is a wasteful number, since it uses less digits than its factorization.

22108273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182735 (or 182724 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 22108273 is about 4701.9435343271. The cubic root of 22108273 is about 280.6628555767.

Adding to 22108273 its reverse (37280122), we get a palindrome (59388395).

The spelling of 22108273 in words is "twenty-two million, one hundred eight thousand, two hundred seventy-three".