556204032 has 204 divisors, whose sum is σ = 1717554384. Its totient is φ = 173015040.

The previous prime is 556204031. The next prime is 556204049. The reversal of 556204032 is 230402655.

556204032 is a `hidden beast` number, since 5 + 5 + 620 + 4 + 0 + 32 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 556203987 and 556204005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556204031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13565932 + ... + 13565972.

Almost surely, 2^556204032 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 556204032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (858777192).

556204032 is an abundant number, since it is smaller than the sum of its proper divisors (1161350352).

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

556204032 is an equidigital number, since it uses as much as digits as its factorization.

556204032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 69 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 556204032 is about 23583.9782903564. The cubic root of 556204032 is about 822.3904231601.

Adding to 556204032 its reverse (230402655), we get a palindrome (786606687).

The spelling of 556204032 in words is "five hundred fifty-six million, two hundred four thousand, thirty-two".