5855557 has 2 divisors, whose sum is σ = 5855558. Its totient is φ = 5855556.

The previous prime is 5855539. The next prime is 5855581. The reversal of 5855557 is 7555585.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5134756 + 720801 = 2266^2 + 849^2 .

It is a cyclic number.

It is not a de Polignac number, because 5855557 - 2¹¹ = 5853509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5855527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2927778 + 2927779.

It is an arithmetic number, because the mean of its divisors is an integer number (2927779).

Almost surely, 2^5855557 is an apocalyptic number.

It is an amenable number.

5855557 is a deficient number, since it is larger than the sum of its proper divisors (1).

5855557 is an equidigital number, since it uses as much as digits as its factorization.

5855557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 175000, while the sum is 40.

The square root of 5855557 is about 2419.8258201780. The cubic root of 5855557 is about 180.2420303840.

The spelling of 5855557 in words is "five million, eight hundred fifty-five thousand, five hundred fifty-seven".