502497 has 16 divisors (see below), whose sum is σ = 766080. Its totient is φ = 325296.

The previous prime is 502487. The next prime is 502499. The reversal of 502497 is 794205.

It is not a de Polignac number, because 502497 - 2¹² = 498401 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

502497 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 502497.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 502497.

It is not an unprimeable number, because it can be changed into a prime (502499) 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 15 ways as a sum of consecutive naturals, for example, 748 + ... + 1250.

It is an arithmetic number, because the mean of its divisors is an integer number (47880).

2⁵⁰²⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

502497 is a deficient number, since it is larger than the sum of its proper divisors (263583).

502497 is a wasteful number, since it uses less digits than its factorization.

502497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549 (or 543 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 502497 is about 708.8702278979. The cubic root of 502497 is about 79.5019579439.

It can be divided in two parts, 502 and 497, that added together give a palindrome (999).

The spelling of 502497 in words is "five hundred two thousand, four hundred ninety-seven".