8548248221 has 8 divisors (see below), whose sum is σ = 8635442400. Its totient is φ = 8461104400.

The previous prime is 8548248173. The next prime is 8548248223. The reversal of 8548248221 is 1228428458.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8548248221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8548248223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395390 + ... + 416448.

It is an arithmetic number, because the mean of its divisors is an integer number (1079430300).

Almost surely, 2^8548248221 is an apocalyptic number.

It is an amenable number.

8548248221 is a deficient number, since it is larger than the sum of its proper divisors (87194179).

8548248221 is a wasteful number, since it uses less digits than its factorization.

8548248221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25179.

The product of its digits is 327680, while the sum is 44.

The square root of 8548248221 is about 92456.7370233235. The cubic root of 8548248221 is about 2044.6816912406.

The spelling of 8548248221 in words is "eight billion, five hundred forty-eight million, two hundred forty-eight thousand, two hundred twenty-one".