557249198 has 16 divisors (see below), whose sum is σ = 951509376. Its totient is φ = 242282040.

The previous prime is 557249197. The next prime is 557249227. The reversal of 557249198 is 891942755.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557249197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550136 + ... + 551147.

It is an arithmetic number, because the mean of its divisors is an integer number (59469336).

Almost surely, 2^557249198 is an apocalyptic number.

557249198 is a deficient number, since it is larger than the sum of its proper divisors (394260178).

557249198 is a wasteful number, since it uses less digits than its factorization.

557249198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101319.

The product of its digits is 907200, while the sum is 50.

The square root of 557249198 is about 23606.1262811161. The cubic root of 557249198 is about 822.9052202703.

The spelling of 557249198 in words is "five hundred fifty-seven million, two hundred forty-nine thousand, one hundred ninety-eight".