504047879 has 4 divisors (see below), whose sum is σ = 520307520. Its totient is φ = 487788240.

The previous prime is 504047833. The next prime is 504047897. The reversal of 504047879 is 978740405.

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

It is a cyclic number.

It is not a de Polignac number, because 504047879 - 2⁸ = 504047623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504047899) 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 3 ways as a sum of consecutive naturals, for example, 8129774 + ... + 8129835.

It is an arithmetic number, because the mean of its divisors is an integer number (130076880).

Almost surely, 2^504047879 is an apocalyptic number.

504047879 is a deficient number, since it is larger than the sum of its proper divisors (16259641).

504047879 is a wasteful number, since it uses less digits than its factorization.

504047879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16259640.

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 504047879 is about 22451.0106454030. The cubic root of 504047879 is about 795.8366409507.

The spelling of 504047879 in words is "five hundred four million, forty-seven thousand, eight hundred seventy-nine".