557273 has 2 divisors, whose sum is σ = 557274. Its totient is φ = 557272.

The previous prime is 557269. The next prime is 557281. The reversal of 557273 is 372755.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 299209 + 258064 = 547^2 + 508^2 .

It is a cyclic number.

It is not a de Polignac number, because 557273 - 2² = 557269 is a prime.

It is not a weakly prime, because it can be changed into another prime (557573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278636 + 278637.

It is an arithmetic number, because the mean of its divisors is an integer number (278637).

2⁵⁵⁷²⁷³ is an apocalyptic number.

It is an amenable number.

557273 is a deficient number, since it is larger than the sum of its proper divisors (1).

557273 is an equidigital number, since it uses as much as digits as its factorization.

557273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7350, while the sum is 29.

The square root of 557273 is about 746.5072002332. The cubic root of 557273 is about 82.2916936460.

The spelling of 557273 in words is "five hundred fifty-seven thousand, two hundred seventy-three".