556947716 has 12 divisors (see below), whose sum is σ = 1049632332. Its totient is φ = 257052768.

The previous prime is 556947707. The next prime is 556947749. The reversal of 556947716 is 617749655.

It can be written as a sum of positive squares in 2 ways, for example, as 178489600 + 378458116 = 13360^2 + 19454^2 .

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, 5355215 + ... + 5355318.

It is an arithmetic number, because the mean of its divisors is an integer number (87469361).

Almost surely, 2^556947716 is an apocalyptic number.

It is an amenable number.

556947716 is a deficient number, since it is larger than the sum of its proper divisors (492684616).

556947716 is a wasteful number, since it uses less digits than its factorization.

556947716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10710550 (or 10710548 counting only the distinct ones).

The product of its digits is 1587600, while the sum is 50.

The square root of 556947716 is about 23599.7397443277. The cubic root of 556947716 is about 822.7567912451.

The spelling of 556947716 in words is "five hundred fifty-six million, nine hundred forty-seven thousand, seven hundred sixteen".