5273247321 has 12 divisors (see below), whose sum is σ = 7621691220. Its totient is φ = 3513292800.

The previous prime is 5273247311. The next prime is 5273247347. The reversal of 5273247321 is 1237423725.

5273247321 is a `hidden beast` number, since 5 + 2 + 7 + 324 + 7 + 321 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4683486096 + 589761225 = 68436^2 + 24285^2 .

It is not a de Polignac number, because 5273247321 - 2⁶ = 5273247257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5273247311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168576 + ... + 197393.

It is an arithmetic number, because the mean of its divisors is an integer number (635140935).

Almost surely, 2^5273247321 is an apocalyptic number.

It is an amenable number.

5273247321 is a deficient number, since it is larger than the sum of its proper divisors (2348443899).

5273247321 is a wasteful number, since it uses less digits than its factorization.

5273247321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367576 (or 367573 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 5273247321 is about 72617.1282894057. The cubic root of 5273247321 is about 1740.5748883183.

The spelling of 5273247321 in words is "five billion, two hundred seventy-three million, two hundred forty-seven thousand, three hundred twenty-one".