5318839221 has 16 divisors (see below), whose sum is σ = 7474757760. Its totient is φ = 3359021120.

The previous prime is 5318839219. The next prime is 5318839237. The reversal of 5318839221 is 1229388135.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5318839221 - 2¹ = 5318839219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5318839621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 572145 + ... + 581366.

It is an arithmetic number, because the mean of its divisors is an integer number (467172360).

Almost surely, 2^5318839221 is an apocalyptic number.

It is an amenable number.

5318839221 is a deficient number, since it is larger than the sum of its proper divisors (2155918539).

5318839221 is a wasteful number, since it uses less digits than its factorization.

5318839221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153596.

The product of its digits is 103680, while the sum is 42.

The square root of 5318839221 is about 72930.3724178068. The cubic root of 5318839221 is about 1745.5767718714.

The spelling of 5318839221 in words is "five billion, three hundred eighteen million, eight hundred thirty-nine thousand, two hundred twenty-one".