22240117 has 2 divisors, whose sum is σ = 22240118. Its totient is φ = 22240116.

The previous prime is 22240093. The next prime is 22240123. The reversal of 22240117 is 71104222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18054001 + 4186116 = 4249^2 + 2046^2 .

It is a cyclic number.

It is not a de Polignac number, because 22240117 - 2¹⁹ = 21715829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22240094 and 22240103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22240147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11120058 + 11120059.

It is an arithmetic number, because the mean of its divisors is an integer number (11120059).

Almost surely, 2^22240117 is an apocalyptic number.

It is an amenable number.

22240117 is a deficient number, since it is larger than the sum of its proper divisors (1).

22240117 is an equidigital number, since it uses as much as digits as its factorization.

22240117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 22240117 is about 4715.9428537674. The cubic root of 22240117 is about 281.2196667204.

Adding to 22240117 its reverse (71104222), we get a palindrome (93344339).

The spelling of 22240117 in words is "twenty-two million, two hundred forty thousand, one hundred seventeen".