556230243 has 8 divisors (see below), whose sum is σ = 743779008. Its totient is φ = 369750824.

The previous prime is 556230239. The next prime is 556230247. The reversal of 556230243 is 342032655.

It is an interprime number because it is at equal distance from previous prime (556230239) and next prime (556230247).

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 556230243 - 2² = 556230239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 556230243.

It is not an unprimeable number, because it can be changed into a prime (556230247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266121 + ... + 268202.

It is an arithmetic number, because the mean of its divisors is an integer number (92972376).

Almost surely, 2^556230243 is an apocalyptic number.

556230243 is a deficient number, since it is larger than the sum of its proper divisors (187548765).

556230243 is a wasteful number, since it uses less digits than its factorization.

556230243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534673.

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 556230243 is about 23584.5339788600. The cubic root of 556230243 is about 822.4033412834.

Adding to 556230243 its reverse (342032655), we get a palindrome (898262898).

The spelling of 556230243 in words is "five hundred fifty-six million, two hundred thirty thousand, two hundred forty-three".