504323120 has 40 divisors (see below), whose sum is σ = 1340060064. Its totient is φ = 172910592.

The previous prime is 504323119. The next prime is 504323129. The reversal of 504323120 is 21323405.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 504323092 and 504323101.

It is not an unprimeable number, because it can be changed into a prime (504323129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449729 + ... + 450848.

Almost surely, 2^504323120 is an apocalyptic number.

It is an amenable number.

504323120 is an abundant number, since it is smaller than the sum of its proper divisors (835736944).

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

504323120 is a wasteful number, since it uses less digits than its factorization.

504323120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900597 (or 900591 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 504323120 is about 22457.1396219554. The cubic root of 504323120 is about 795.9814731006.

Adding to 504323120 its reverse (21323405), we get a palindrome (525646525).

The spelling of 504323120 in words is "five hundred four million, three hundred twenty-three thousand, one hundred twenty".