53722241 has 2 divisors, whose sum is σ = 53722242. Its totient is φ = 53722240.

The previous prime is 53722223. The next prime is 53722243. The reversal of 53722241 is 14222735.

53722241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50112241 + 3610000 = 7079^2 + 1900^2 .

It is a cyclic number.

It is not a de Polignac number, because 53722241 - 2²² = 49527937 is a prime.

Together with 53722243, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53722241.

It is not a weakly prime, because it can be changed into another prime (53722243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26861120 + 26861121.

It is an arithmetic number, because the mean of its divisors is an integer number (26861121).

Almost surely, 2^53722241 is an apocalyptic number.

It is an amenable number.

53722241 is a deficient number, since it is larger than the sum of its proper divisors (1).

53722241 is an equidigital number, since it uses as much as digits as its factorization.

53722241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3360, while the sum is 26.

The square root of 53722241 is about 7329.5457567301. The cubic root of 53722241 is about 377.3271369132.

Adding to 53722241 its reverse (14222735), we get a palindrome (67944976).

The spelling of 53722241 in words is "fifty-three million, seven hundred twenty-two thousand, two hundred forty-one".