504423000 has 192 divisors, whose sum is σ = 1747811520. Its totient is φ = 131136000.

The previous prime is 504422993. The next prime is 504423047. The reversal of 504423000 is 324405.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 368317 + ... + 369683.

It is an arithmetic number, because the mean of its divisors is an integer number (9103185).

Almost surely, 2^504423000 is an apocalyptic number.

504423000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 504423000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (873905760).

504423000 is an abundant number, since it is smaller than the sum of its proper divisors (1243388520).

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

504423000 is a wasteful number, since it uses less digits than its factorization.

504423000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435 (or 1418 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 504423000 is about 22459.3633035311. The cubic root of 504423000 is about 796.0340170475.

Adding to 504423000 its reverse (324405), we get a palindrome (504747405).

The spelling of 504423000 in words is "five hundred four million, four hundred twenty-three thousand".