216224548 has 12 divisors (see below), whose sum is σ = 380046940. Its totient is φ = 107639712.

The previous prime is 216224527. The next prime is 216224549. The reversal of 216224548 is 845422612.

216224548 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 195776064 + 20448484 = 13992^2 + 4522^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (216224549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117111 + ... + 118942.

Almost surely, 2^216224548 is an apocalyptic number.

It is an amenable number.

216224548 is a deficient number, since it is larger than the sum of its proper divisors (163822392).

216224548 is a wasteful number, since it uses less digits than its factorization.

216224548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236286 (or 236284 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

The square root of 216224548 is about 14704.5757504254. The cubic root of 216224548 is about 600.2078428088.

The spelling of 216224548 in words is "two hundred sixteen million, two hundred twenty-four thousand, five hundred forty-eight".