556330 has 8 divisors (see below), whose sum is σ = 1001412. Its totient is φ = 222528.

The previous prime is 556327. The next prime is 556331. The reversal of 556330 is 33655.

556330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 508369 + 47961 = 713^2 + 219^2 .

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

It is not an unprimeable number, because it can be changed into a prime (556331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27807 + ... + 27826.

2⁵⁵⁶³³⁰ is an apocalyptic number.

556330 is a deficient number, since it is larger than the sum of its proper divisors (445082).

556330 is a wasteful number, since it uses less digits than its factorization.

556330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55640.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 556330 is about 745.8753247025. The cubic root of 556330 is about 82.2452502931.

Adding to 556330 its reverse (33655), we get a palindrome (589985).

The spelling of 556330 in words is "five hundred fifty-six thousand, three hundred thirty".