5957221 has 2 divisors, whose sum is σ = 5957222. Its totient is φ = 5957220.

The previous prime is 5957219. The next prime is 5957227. The reversal of 5957221 is 1227595.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3101121 + 2856100 = 1761^2 + 1690^2 .

It is a cyclic number.

It is not a de Polignac number, because 5957221 - 2¹ = 5957219 is a prime.

Together with 5957219, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 5³ + 9⁵ + 5³ + 7⁸ + 2¹¹ + 2¹⁷ + 1 .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5957227) 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 as a sum of consecutive naturals, namely, 2978610 + 2978611.

It is an arithmetic number, because the mean of its divisors is an integer number (2978611).

Almost surely, 2^5957221 is an apocalyptic number.

It is an amenable number.

5957221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5957221 is an equidigital number, since it uses as much as digits as its factorization.

5957221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6300, while the sum is 31.

The square root of 5957221 is about 2440.7418954080. The cubic root of 5957221 is about 181.2791699386.

The spelling of 5957221 in words is "five million, nine hundred fifty-seven thousand, two hundred twenty-one".