556408832 has 112 divisors (see below), whose sum is σ = 1316931072. Its totient is φ = 230031360.

The previous prime is 556408829. The next prime is 556408841. The reversal of 556408832 is 238804655.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 556408832.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1777508 + ... + 1777820.

Almost surely, 2^556408832 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 556408832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (658465536).

556408832 is an abundant number, since it is smaller than the sum of its proper divisors (760522240).

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

556408832 is an equidigital number, since it uses as much as digits as its factorization.

556408832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377 (or 353 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 41.

The square root of 556408832 is about 23588.3198214710. The cubic root of 556408832 is about 822.4913482890.

The spelling of 556408832 in words is "five hundred fifty-six million, four hundred eight thousand, eight hundred thirty-two".