504628089 has 16 divisors (see below), whose sum is σ = 789740928. Its totient is φ = 280564992.

The previous prime is 504628081. The next prime is 504628093. The reversal of 504628089 is 980826405.

It is not a de Polignac number, because 504628089 - 2³ = 504628081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 504628089.

It is not an unprimeable number, because it can be changed into a prime (504628081) 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 15 ways as a sum of consecutive naturals, for example, 323952 + ... + 325505.

It is an arithmetic number, because the mean of its divisors is an integer number (49358808).

Almost surely, 2^504628089 is an apocalyptic number.

It is an amenable number.

504628089 is a deficient number, since it is larger than the sum of its proper divisors (285112839).

504628089 is a wasteful number, since it uses less digits than its factorization.

504628089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649504.

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 504628089 is about 22463.9286190105. The cubic root of 504628089 is about 796.1418866329.

The spelling of 504628089 in words is "five hundred four million, six hundred twenty-eight thousand, eighty-nine".