504503272 has 64 divisors (see below), whose sum is σ = 1172304000. Its totient is φ = 198201600.

The previous prime is 504503261. The next prime is 504503273. The reversal of 504503272 is 272305405.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 504503272.

It is not an unprimeable number, because it can be changed into a prime (504503273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106147 + ... + 110797.

It is an arithmetic number, because the mean of its divisors is an integer number (18317250).

Almost surely, 2^504503272 is an apocalyptic number.

504503272 is a gapful number since it is divisible by the number (52) 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 504503272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (586152000).

504503272 is an abundant number, since it is smaller than the sum of its proper divisors (667800728).

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

504503272 is a wasteful number, since it uses less digits than its factorization.

504503272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4826 (or 4822 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 504503272 is about 22461.1502822095. The cubic root of 504503272 is about 796.0762407720.

Adding to 504503272 its reverse (272305405), we get a palindrome (776808677).

The spelling of 504503272 in words is "five hundred four million, five hundred three thousand, two hundred seventy-two".