5527784221 has 8 divisors (see below), whose sum is σ = 5725238400. Its totient is φ = 5330786160.

The previous prime is 5527784191. The next prime is 5527784239. The reversal of 5527784221 is 1224877255.

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

It is a cyclic number.

It is not a de Polignac number, because 5527784221 - 2¹⁷ = 5527653149 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 (5527784291) 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, 89265 + ... + 137926.

It is an arithmetic number, because the mean of its divisors is an integer number (715654800).

Almost surely, 2^5527784221 is an apocalyptic number.

It is an amenable number.

5527784221 is a deficient number, since it is larger than the sum of its proper divisors (197454179).

5527784221 is a wasteful number, since it uses less digits than its factorization.

5527784221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228059.

The product of its digits is 313600, while the sum is 43.

The square root of 5527784221 is about 74349.0700748839. The cubic root of 5527784221 is about 1768.1415395044.

The spelling of 5527784221 in words is "five billion, five hundred twenty-seven million, seven hundred eighty-four thousand, two hundred twenty-one".