556987126 has 16 divisors (see below), whose sum is σ = 845305344. Its totient is φ = 275229864.

The previous prime is 556987111. The next prime is 556987163. The reversal of 556987126 is 621789655.

It is a self number, because there is not a number n which added to its sum of digits gives 556987126.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110211 + ... + 115153.

It is an arithmetic number, because the mean of its divisors is an integer number (52831584).

Almost surely, 2^556987126 is an apocalyptic number.

556987126 is a deficient number, since it is larger than the sum of its proper divisors (288318218).

556987126 is a wasteful number, since it uses less digits than its factorization.

556987126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5595.

The product of its digits is 907200, while the sum is 49.

The square root of 556987126 is about 23600.5746963925. The cubic root of 556987126 is about 822.7761970645.

The spelling of 556987126 in words is "five hundred fifty-six million, nine hundred eighty-seven thousand, one hundred twenty-six".