557345472 has 112 divisors (see below), whose sum is σ = 1527742944. Its totient is φ = 179200000.

The previous prime is 557345443. The next prime is 557345473. The reversal of 557345472 is 274543755.

It is not an unprimeable number, because it can be changed into a prime (557345473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 794722 + ... + 795422.

It is an arithmetic number, because the mean of its divisors is an integer number (13640562).

Almost surely, 2^557345472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 557345472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (763871472).

557345472 is an abundant number, since it is smaller than the sum of its proper divisors (970397472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

557345472 is a wasteful number, since it uses less digits than its factorization.

557345472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858 (or 848 counting only the distinct ones).

The product of its digits is 588000, while the sum is 42.

The square root of 557345472 is about 23608.1653670928. The cubic root of 557345472 is about 822.9526076961.

The spelling of 557345472 in words is "five hundred fifty-seven million, three hundred forty-five thousand, four hundred seventy-two".