557474647 has 8 divisors (see below), whose sum is σ = 565960880. Its totient is φ = 549011520.

The previous prime is 557474641. The next prime is 557474711. The reversal of 557474647 is 746474755.

557474647 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 cyclic number.

It is not a de Polignac number, because 557474647 - 2²³ = 549086039 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 557474647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557474641) 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, 46372 + ... + 57142.

It is an arithmetic number, because the mean of its divisors is an integer number (70745110).

Almost surely, 2^557474647 is an apocalyptic number.

557474647 is a deficient number, since it is larger than the sum of its proper divisors (8486233).

557474647 is a wasteful number, since it uses less digits than its factorization.

557474647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11553.

The product of its digits is 3292800, while the sum is 49.

The square root of 557474647 is about 23610.9010205032. The cubic root of 557474647 is about 823.0161808878.

The spelling of 557474647 in words is "five hundred fifty-seven million, four hundred seventy-four thousand, six hundred forty-seven".