504969505 has 8 divisors (see below), whose sum is σ = 606155112. Its totient is φ = 403847808.

The previous prime is 504969481. The next prime is 504969523. The reversal of 504969505 is 505969405.

It can be written as a sum of positive squares in 4 ways, for example, as 85211361 + 419758144 = 9231^2 + 20488^2 .

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 504969505 - 2¹¹ = 504967457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3589 + ... + 31981.

It is an arithmetic number, because the mean of its divisors is an integer number (75769389).

Almost surely, 2^504969505 is an apocalyptic number.

It is an amenable number.

504969505 is a deficient number, since it is larger than the sum of its proper divisors (101185607).

504969505 is a wasteful number, since it uses less digits than its factorization.

504969505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31955.

The product of its (nonzero) digits is 243000, while the sum is 43.

The square root of 504969505 is about 22471.5265391562. The cubic root of 504969505 is about 796.3213946089.

Adding to 504969505 its product of nonzero digits (243000), we get a palindrome (505212505).

The spelling of 504969505 in words is "five hundred four million, nine hundred sixty-nine thousand, five hundred five".