503353 has 8 divisors (see below), whose sum is σ = 551880. Its totient is φ = 456960.

The previous prime is 503351. The next prime is 503359. The reversal of 503353 is 353305.

It can be written as a sum of positive squares in 4 ways, for example, as 157609 + 345744 = 397^2 + 588^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 503353 - 2¹ = 503351 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 503353.

It is not an unprimeable number, because it can be changed into a prime (503351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18 + ... + 1003.

It is an arithmetic number, because the mean of its divisors is an integer number (68985).

2⁵⁰³³⁵³ is an apocalyptic number.

It is an amenable number.

503353 is a deficient number, since it is larger than the sum of its proper divisors (48527).

503353 is a wasteful number, since it uses less digits than its factorization.

503353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067.

The product of its (nonzero) digits is 675, while the sum is 19.

The square root of 503353 is about 709.4737486335. The cubic root of 503353 is about 79.5470760041.

Adding to 503353 its reverse (353305), we get a palindrome (856658).

It can be divided in two parts, 50 and 3353, that added together give a triangular number (3403 = T₈₂).

The spelling of 503353 in words is "five hundred three thousand, three hundred fifty-three".