3220550224 has 20 divisors (see below), whose sum is σ = 6454983060. Its totient is φ = 1554748160.

The previous prime is 3220550213. The next prime is 3220550233. The reversal of 3220550224 is 4220550223.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1431260224 + 1789290000 = 37832^2 + 42300^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3469957 + ... + 3470884.

It is an arithmetic number, because the mean of its divisors is an integer number (322749153).

Almost surely, 2^3220550224 is an apocalyptic number.

It is an amenable number.

3220550224 is an abundant number, since it is smaller than the sum of its proper divisors (3234432836).

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

3220550224 is a wasteful number, since it uses less digits than its factorization.

3220550224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6940878 (or 6940872 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 3220550224 is about 56749.8918413066. The cubic root of 3220550224 is about 1476.7603571543.

Subtracting 3220550224 from its reverse (4220550223), we obtain a palindrome (999999999).

The spelling of 3220550224 in words is "three billion, two hundred twenty million, five hundred fifty thousand, two hundred twenty-four".