503497 has 4 divisors (see below), whose sum is σ = 505296. Its totient is φ = 501700.

The previous prime is 503483. The next prime is 503501. The reversal of 503497 is 794305.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 503497 - 2⁷ = 503369 is a prime.

It is a Duffinian number.

503497 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (503407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379 + ... + 1072.

It is an arithmetic number, because the mean of its divisors is an integer number (126324).

2⁵⁰³⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

503497 is a deficient number, since it is larger than the sum of its proper divisors (1799).

503497 is a wasteful number, since it uses less digits than its factorization.

503497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 503497 is about 709.5752250466. The cubic root of 503497 is about 79.5546609307.

It can be divided in two parts, 503 and 497, that added together give a cube (1000 = 10³).

The spelling of 503497 in words is "five hundred three thousand, four hundred ninety-seven".