556897536 has 108 divisors (see below), whose sum is σ = 1729279188. Its totient is φ = 171343872.

The previous prime is 556897529. The next prime is 556897541. The reversal of 556897536 is 635798655.

556897536 is a `hidden beast` number, since 5 + 568 + 9 + 75 + 3 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 193766400 + 363131136 = 13920^2 + 19056^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20656 + ... + 39248.

Almost surely, 2^556897536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 556897536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (864639594).

556897536 is an abundant number, since it is smaller than the sum of its proper divisors (1172381652).

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

556897536 is a wasteful number, since it uses less digits than its factorization.

556897536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18628 (or 18611 counting only the distinct ones).

The product of its digits is 6804000, while the sum is 54.

The square root of 556897536 is about 23598.6765730623. The cubic root of 556897536 is about 822.7320808611.

The spelling of 556897536 in words is "five hundred fifty-six million, eight hundred ninety-seven thousand, five hundred thirty-six".