503744 has 28 divisors (see below), whose sum is σ = 1060704. Its totient is φ = 236544.

The previous prime is 503743. The next prime is 503753. The reversal of 503744 is 447305.

503744 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 857 + ... + 1319.

2⁵⁰³⁷⁴⁴ 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 503744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (530352).

503744 is an abundant number, since it is smaller than the sum of its proper divisors (556960).

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

503744 is a wasteful number, since it uses less digits than its factorization.

503744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492 (or 482 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 503744 is about 709.7492514966. The cubic root of 503744 is about 79.5676678198.

The spelling of 503744 in words is "five hundred three thousand, seven hundred forty-four".