8445217224 has 32 divisors (see below), whose sum is σ = 21459162240. Its totient is φ = 2768923200.

The previous prime is 8445217169. The next prime is 8445217237. The reversal of 8445217224 is 4227125448.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2882832 + ... + 2885759.

It is an arithmetic number, because the mean of its divisors is an integer number (670598820).

Almost surely, 2^8445217224 is an apocalyptic number.

It is an amenable number.

8445217224 is an abundant number, since it is smaller than the sum of its proper divisors (13013945016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8445217224 is a wasteful number, since it uses less digits than its factorization.

8445217224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5768661 (or 5768657 counting only the distinct ones).

The product of its digits is 143360, while the sum is 39.

The square root of 8445217224 is about 91897.8630001808. The cubic root of 8445217224 is about 2036.4336979427.

The spelling of 8445217224 in words is "eight billion, four hundred forty-five million, two hundred seventeen thousand, two hundred twenty-four".