556233580 has 96 divisors (see below), whose sum is σ = 1381395456. Its totient is φ = 184156416.

The previous prime is 556233571. The next prime is 556233611. The reversal of 556233580 is 85332655.

556233580 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 864739 + ... + 865381.

It is an arithmetic number, because the mean of its divisors is an integer number (14389536).

Almost surely, 2^556233580 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 556233580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (690697728).

556233580 is an abundant number, since it is smaller than the sum of its proper divisors (825161876).

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

556233580 is a wasteful number, since it uses less digits than its factorization.

556233580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863 (or 861 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

The square root of 556233580 is about 23584.6047242688. The cubic root of 556233580 is about 822.4049858988.

The spelling of 556233580 in words is "five hundred fifty-six million, two hundred thirty-three thousand, five hundred eighty".