504231318 has 48 divisors (see below), whose sum is σ = 1137152016. Its totient is φ = 167456160.

The previous prime is 504231313. The next prime is 504231379. The reversal of 504231318 is 813132405.

It is a happy number.

504231318 is a `hidden beast` number, since 504 + 23 + 131 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 504231291 and 504231300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504231311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140628 + ... + 144168.

It is an arithmetic number, because the mean of its divisors is an integer number (23690667).

Almost surely, 2^504231318 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 504231318, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (568576008).

504231318 is an abundant number, since it is smaller than the sum of its proper divisors (632920698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

504231318 is a wasteful number, since it uses less digits than its factorization.

504231318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3851 (or 3839 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 504231318 is about 22455.0955909789. The cubic root of 504231318 is about 795.9331726344.

The spelling of 504231318 in words is "five hundred four million, two hundred thirty-one thousand, three hundred eighteen".