503487 has 12 divisors (see below), whose sum is σ = 744744. Its totient is φ = 327600.

The previous prime is 503483. The next prime is 503501. The reversal of 503487 is 784305.

It is not a de Polignac number, because 503487 - 2² = 503483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 503487.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 503487.

It is not an unprimeable number, because it can be changed into a prime (503483) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 264 + ... + 1037.

It is an arithmetic number, because the mean of its divisors is an integer number (62062).

2⁵⁰³⁴⁸⁷ is an apocalyptic number.

503487 is a deficient number, since it is larger than the sum of its proper divisors (241257).

503487 is a wasteful number, since it uses less digits than its factorization.

503487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350 (or 1347 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 503487 is about 709.5681785424. The cubic root of 503487 is about 79.5541342464.

It can be divided in two parts, 503 and 487, that added together give a triangular number (990 = T₄₄).

The spelling of 503487 in words is "five hundred three thousand, four hundred eighty-seven".