503885016 has 128 divisors (see below), whose sum is σ = 1499040000. Its totient is φ = 156349440.

The previous prime is 503884991. The next prime is 503885017. The reversal of 503885016 is 610588305.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503885017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 241096 + ... + 243176.

It is an arithmetic number, because the mean of its divisors is an integer number (11711250).

Almost surely, 2^503885016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 503885016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (749520000).

503885016 is an abundant number, since it is smaller than the sum of its proper divisors (995154984).

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

503885016 is a wasteful number, since it uses less digits than its factorization.

503885016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2174 (or 2164 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 503885016 is about 22447.3832773444. The cubic root of 503885016 is about 795.7509174110.

The spelling of 503885016 in words is "five hundred three million, eight hundred eighty-five thousand, sixteen".