555989072 has 20 divisors (see below), whose sum is σ = 1092403296. Its totient is φ = 274078560.

The previous prime is 555989033. The next prime is 555989081. The reversal of 555989072 is 270989555.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 555989072.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 243578 + ... + 245849.

Almost surely, 2^555989072 is an apocalyptic number.

It is an amenable number.

555989072 is a deficient number, since it is larger than the sum of its proper divisors (536414224).

555989072 is a wasteful number, since it uses less digits than its factorization.

555989072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489506 (or 489500 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 50.

The square root of 555989072 is about 23579.4205187490. The cubic root of 555989072 is about 822.2844645466.

The spelling of 555989072 in words is "five hundred fifty-five million, nine hundred eighty-nine thousand, seventy-two".