556023305 has 8 divisors (see below), whose sum is σ = 667532232. Its totient is φ = 444615808.

The previous prime is 556023289. The next prime is 556023329. The reversal of 556023305 is 503320655.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 30880249 + 525143056 = 5557^2 + 22916^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 556023305 - 2⁴ = 556023289 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12722 + ... + 35691.

It is an arithmetic number, because the mean of its divisors is an integer number (83441529).

Almost surely, 2^556023305 is an apocalyptic number.

It is an amenable number.

556023305 is a deficient number, since it is larger than the sum of its proper divisors (111508927).

556023305 is a wasteful number, since it uses less digits than its factorization.

556023305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50715.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 556023305 is about 23580.1464160000. The cubic root of 556023305 is about 822.3013405895.

The spelling of 556023305 in words is "five hundred fifty-six million, twenty-three thousand, three hundred five".