557471398 has 16 divisors (see below), whose sum is σ = 912675600. Its totient is φ = 253271200.

The previous prime is 557471363. The next prime is 557471399. The reversal of 557471398 is 893174755.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557471399) 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, 51108 + ... + 61048.

It is an arithmetic number, because the mean of its divisors is an integer number (57042225).

Almost surely, 2^557471398 is an apocalyptic number.

557471398 is a deficient number, since it is larger than the sum of its proper divisors (355204202).

557471398 is a wasteful number, since it uses less digits than its factorization.

557471398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12503.

The product of its digits is 1058400, while the sum is 49.

The square root of 557471398 is about 23610.8322174378. The cubic root of 557471398 is about 823.0145820200.

The spelling of 557471398 in words is "five hundred fifty-seven million, four hundred seventy-one thousand, three hundred ninety-eight".