22243301 has 2 divisors, whose sum is σ = 22243302. Its totient is φ = 22243300.

The previous prime is 22243283. The next prime is 22243307. The reversal of 22243301 is 10334222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22137025 + 106276 = 4705^2 + 326^2 .

It is a cyclic number.

It is not a de Polignac number, because 22243301 - 2¹⁰ = 22242277 is a prime.

It is a Chen prime.

It is equal to p_1403540 and since 22243301 and 1403540 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22243301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22243307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11121650 + 11121651.

It is an arithmetic number, because the mean of its divisors is an integer number (11121651).

Almost surely, 2^22243301 is an apocalyptic number.

It is an amenable number.

22243301 is a deficient number, since it is larger than the sum of its proper divisors (1).

22243301 is an equidigital number, since it uses as much as digits as its factorization.

22243301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 22243301 is about 4716.2804199920. The cubic root of 22243301 is about 281.2330863244.

Adding to 22243301 its reverse (10334222), we get a palindrome (32577523).

The spelling of 22243301 in words is "twenty-two million, two hundred forty-three thousand, three hundred one".