557049684 has 12 divisors (see below), whose sum is σ = 1299782624. Its totient is φ = 185683224.

The previous prime is 557049683. The next prime is 557049707. The reversal of 557049684 is 486940755.

557049684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557049683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23210392 + ... + 23210415.

Almost surely, 2^557049684 is an apocalyptic number.

It is an amenable number.

557049684 is an abundant number, since it is smaller than the sum of its proper divisors (742732940).

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

557049684 is a wasteful number, since it uses less digits than its factorization.

557049684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46420814 (or 46420812 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The square root of 557049684 is about 23601.9000082620. The cubic root of 557049684 is about 822.8069992764.

The spelling of 557049684 in words is "five hundred fifty-seven million, forty-nine thousand, six hundred eighty-four".