503380 has 12 divisors (see below), whose sum is σ = 1057140. Its totient is φ = 201344.

The previous prime is 503369. The next prime is 503381. The reversal of 503380 is 83305.

It can be written as a sum of positive squares in 2 ways, for example, as 150544 + 352836 = 388^2 + 594^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503381) 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, 12565 + ... + 12604.

It is an arithmetic number, because the mean of its divisors is an integer number (88095).

2⁵⁰³³⁸⁰ is an apocalyptic number.

It is an amenable number.

503380 is an abundant number, since it is smaller than the sum of its proper divisors (553760).

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

503380 is a wasteful number, since it uses less digits than its factorization.

503380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25178 (or 25176 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 503380 is about 709.4927765665. The cubic root of 503380 is about 79.5484982880.

Adding to 503380 its reverse (83305), we get a palindrome (586685).

The spelling of 503380 in words is "five hundred three thousand, three hundred eighty".