52224461 has 2 divisors, whose sum is σ = 52224462. Its totient is φ = 52224460.

The previous prime is 52224433. The next prime is 52224463. The reversal of 52224461 is 16442225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50495236 + 1729225 = 7106^2 + 1315^2 .

It is a cyclic number.

It is not a de Polignac number, because 52224461 - 2⁶ = 52224397 is a prime.

Together with 52224463, 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 52224461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52224463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26112230 + 26112231.

It is an arithmetic number, because the mean of its divisors is an integer number (26112231).

Almost surely, 2^52224461 is an apocalyptic number.

It is an amenable number.

52224461 is a deficient number, since it is larger than the sum of its proper divisors (1).

52224461 is an equidigital number, since it uses as much as digits as its factorization.

52224461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3840, while the sum is 26.

The square root of 52224461 is about 7226.6493619104. The cubic root of 52224461 is about 373.7873981138.

Adding to 52224461 its reverse (16442225), we get a palindrome (68666686).

The spelling of 52224461 in words is "fifty-two million, two hundred twenty-four thousand, four hundred sixty-one".