557306338 has 8 divisors (see below), whose sum is σ = 839642832. Its totient is φ = 277425396.

The previous prime is 557306237. The next prime is 557306383. The reversal of 557306338 is 833603755.

It is a happy number.

557306338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 557306338.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 613320 + ... + 614227.

It is an arithmetic number, because the mean of its divisors is an integer number (104955354).

Almost surely, 2^557306338 is an apocalyptic number.

557306338 is a deficient number, since it is larger than the sum of its proper divisors (282336494).

557306338 is a wasteful number, since it uses less digits than its factorization.

557306338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227776.

The product of its (nonzero) digits is 226800, while the sum is 40.

The square root of 557306338 is about 23607.3365291386. The cubic root of 557306338 is about 822.9333460456.

The spelling of 557306338 in words is "five hundred fifty-seven million, three hundred six thousand, three hundred thirty-eight".