557243205 has 16 divisors (see below), whose sum is σ = 894409344. Its totient is φ = 296256320.

The previous prime is 557243189. The next prime is 557243231. The reversal of 557243205 is 502342755.

557243205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 557243205 - 2⁴ = 557243189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53841 + ... + 63350.

It is an arithmetic number, because the mean of its divisors is an integer number (55900584).

Almost surely, 2^557243205 is an apocalyptic number.

It is an amenable number.

557243205 is a deficient number, since it is larger than the sum of its proper divisors (337166139).

557243205 is a wasteful number, since it uses less digits than its factorization.

557243205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117516.

The product of its (nonzero) digits is 42000, while the sum is 33.

The square root of 557243205 is about 23605.9993433873. Note that the first 3 decimals coincide. The cubic root of 557243205 is about 822.9022702504.

The spelling of 557243205 in words is "five hundred fifty-seven million, two hundred forty-three thousand, two hundred five".