5984643221 has 2 divisors, whose sum is σ = 5984643222. Its totient is φ = 5984643220.

The previous prime is 5984643191. The next prime is 5984643233. The reversal of 5984643221 is 1223464895.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5747914225 + 236728996 = 75815^2 + 15386^2 .

It is a cyclic number.

It is not a de Polignac number, because 5984643221 - 2⁶ = 5984643157 is a prime.

It is a super-2 number, since 2×5984643221² = 71631908965322509682, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5984643421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2992321610 + 2992321611.

It is an arithmetic number, because the mean of its divisors is an integer number (2992321611).

Almost surely, 2^5984643221 is an apocalyptic number.

It is an amenable number.

5984643221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5984643221 is an equidigital number, since it uses as much as digits as its factorization.

5984643221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 44.

The square root of 5984643221 is about 77360.4758323008. The cubic root of 5984643221 is about 1815.5689839074.

The spelling of 5984643221 in words is "five billion, nine hundred eighty-four million, six hundred forty-three thousand, two hundred twenty-one".