5246465221 has 2 divisors, whose sum is σ = 5246465222. Its totient is φ = 5246465220.

The previous prime is 5246465167. The next prime is 5246465227. The reversal of 5246465221 is 1225646425.

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., 5200428996 + 46036225 = 72114^2 + 6785^2 .

It is a cyclic number.

It is not a de Polignac number, because 5246465221 - 2¹⁹ = 5245940933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5246465227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2623232610 + 2623232611.

It is an arithmetic number, because the mean of its divisors is an integer number (2623232611).

Almost surely, 2^5246465221 is an apocalyptic number.

It is an amenable number.

5246465221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5246465221 is an equidigital number, since it uses as much as digits as its factorization.

5246465221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 115200, while the sum is 37.

The square root of 5246465221 is about 72432.4873313074. The cubic root of 5246465221 is about 1737.6231718212.

The spelling of 5246465221 in words is "five billion, two hundred forty-six million, four hundred sixty-five thousand, two hundred twenty-one".