556026347 has 4 divisors (see below), whose sum is σ = 563857776. Its totient is φ = 548194920.

The previous prime is 556026337. The next prime is 556026349. The reversal of 556026347 is 743620655.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 556026347 - 2¹⁴ = 556009963 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 556026347.

It is not an unprimeable number, because it can be changed into a prime (556026349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3915608 + ... + 3915749.

It is an arithmetic number, because the mean of its divisors is an integer number (140964444).

Almost surely, 2^556026347 is an apocalyptic number.

556026347 is a deficient number, since it is larger than the sum of its proper divisors (7831429).

556026347 is an equidigital number, since it uses as much as digits as its factorization.

556026347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7831428.

The product of its (nonzero) digits is 151200, while the sum is 38.

The square root of 556026347 is about 23580.2109193281. The cubic root of 556026347 is about 822.3028401886.

The spelling of 556026347 in words is "five hundred fifty-six million, twenty-six thousand, three hundred forty-seven".