556699328 has 28 divisors (see below), whose sum is σ = 1130396520. Its totient is φ = 271875072.

The previous prime is 556699327. The next prime is 556699331. The reversal of 556699328 is 823996655.

It is a self number, because there is not a number n which added to its sum of digits gives 556699328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556699327) 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, 98393 + ... + 103896.

Almost surely, 2^556699328 is an apocalyptic number.

It is an amenable number.

556699328 is an abundant number, since it is smaller than the sum of its proper divisors (573697192).

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

556699328 is a wasteful number, since it uses less digits than its factorization.

556699328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202344 (or 202334 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 53.

The square root of 556699328 is about 23594.4766417906. The cubic root of 556699328 is about 822.6344618079.

The spelling of 556699328 in words is "five hundred fifty-six million, six hundred ninety-nine thousand, three hundred twenty-eight".