22717441 has 2 divisors, whose sum is σ = 22717442. Its totient is φ = 22717440.

The previous prime is 22717439. The next prime is 22717447. The reversal of 22717441 is 14471722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16321600 + 6395841 = 4040^2 + 2529^2 .

It is a cyclic number.

It is not a de Polignac number, because 22717441 - 2¹ = 22717439 is a prime.

Together with 22717439, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22717447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11358720 + 11358721.

It is an arithmetic number, because the mean of its divisors is an integer number (11358721).

Almost surely, 2^22717441 is an apocalyptic number.

It is an amenable number.

22717441 is a deficient number, since it is larger than the sum of its proper divisors (1).

22717441 is an equidigital number, since it uses as much as digits as its factorization.

22717441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3136, while the sum is 28.

The square root of 22717441 is about 4766.2816744292. The cubic root of 22717441 is about 283.2173161300.

The spelling of 22717441 in words is "twenty-two million, seven hundred seventeen thousand, four hundred forty-one".