504381673 has 4 divisors (see below), whose sum is σ = 507297348. Its totient is φ = 501466000.

The previous prime is 504381671. The next prime is 504381707. The reversal of 504381673 is 376183405.

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

It can be written as a sum of positive squares in 2 ways, for example, as 472932009 + 31449664 = 21747^2 + 5608^2 .

It is a cyclic number.

It is not a de Polignac number, because 504381673 - 2¹ = 504381671 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504381671) by changing a digit.

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, 1457578 + ... + 1457923.

It is an arithmetic number, because the mean of its divisors is an integer number (126824337).

Almost surely, 2^504381673 is an apocalyptic number.

It is an amenable number.

504381673 is a deficient number, since it is larger than the sum of its proper divisors (2915675).

504381673 is a wasteful number, since it uses less digits than its factorization.

504381673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2915674.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 504381673 is about 22458.4432452474. The cubic root of 504381673 is about 796.0122769627.

The spelling of 504381673 in words is "five hundred four million, three hundred eighty-one thousand, six hundred seventy-three".