557346773 has 2 divisors, whose sum is σ = 557346774. Its totient is φ = 557346772.

The previous prime is 557346763. The next prime is 557346827. The reversal of 557346773 is 377643755.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 520889329 + 36457444 = 22823^2 + 6038^2 .

It is a cyclic number.

It is not a de Polignac number, because 557346773 - 2¹⁰ = 557345749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (557346763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278673386 + 278673387.

It is an arithmetic number, because the mean of its divisors is an integer number (278673387).

Almost surely, 2^557346773 is an apocalyptic number.

It is an amenable number.

557346773 is a deficient number, since it is larger than the sum of its proper divisors (1).

557346773 is an equidigital number, since it uses as much as digits as its factorization.

557346773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1852200, while the sum is 47.

The square root of 557346773 is about 23608.1929211026. The cubic root of 557346773 is about 822.9532480294.

The spelling of 557346773 in words is "five hundred fifty-seven million, three hundred forty-six thousand, seven hundred seventy-three".