5234862221 has 2 divisors, whose sum is σ = 5234862222. Its totient is φ = 5234862220.

The previous prime is 5234862211. The next prime is 5234862223. The reversal of 5234862221 is 1222684325.

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., 4275721321 + 959140900 = 65389^2 + 30970^2 .

It is a cyclic number.

It is not a de Polignac number, because 5234862221 - 2¹⁰ = 5234861197 is a prime.

Together with 5234862223, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5234862223) 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, 2617431110 + 2617431111.

It is an arithmetic number, because the mean of its divisors is an integer number (2617431111).

Almost surely, 2^5234862221 is an apocalyptic number.

It is an amenable number.

5234862221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5234862221 is an equidigital number, since it uses as much as digits as its factorization.

5234862221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 35.

The square root of 5234862221 is about 72352.3477227933. The cubic root of 5234862221 is about 1736.3412596411.

The spelling of 5234862221 in words is "five billion, two hundred thirty-four million, eight hundred sixty-two thousand, two hundred twenty-one".