504123424 has 48 divisors (see below), whose sum is σ = 1136370816. Its totient is φ = 215654400.

The previous prime is 504123379. The next prime is 504123427. The reversal of 504123424 is 424321405.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (504123427) 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, 141829 + ... + 145339.

It is an arithmetic number, because the mean of its divisors is an integer number (23674392).

Almost surely, 2^504123424 is an apocalyptic number.

It is an amenable number.

504123424 is an abundant number, since it is smaller than the sum of its proper divisors (632247392).

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

504123424 is a wasteful number, since it uses less digits than its factorization.

504123424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4169 (or 4161 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 504123424 is about 22452.6930233324. The cubic root of 504123424 is about 795.8763980704.

Adding to 504123424 its reverse (424321405), we get a palindrome (928444829).

The spelling of 504123424 in words is "five hundred four million, one hundred twenty-three thousand, four hundred twenty-four".