502385 has 16 divisors (see below), whose sum is σ = 665280. Its totient is φ = 361920.

The previous prime is 502339. The next prime is 502393. The reversal of 502385 is 583205.

It is not a de Polignac number, because 502385 - 2⁶ = 502321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 502385.

It is an unprimeable number.

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, 3770 + ... + 3900.

It is an arithmetic number, because the mean of its divisors is an integer number (41580).

2⁵⁰²³⁸⁵ is an apocalyptic number.

It is an amenable number.

502385 is a deficient number, since it is larger than the sum of its proper divisors (162895).

502385 is a wasteful number, since it uses less digits than its factorization.

502385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 502385 is about 708.7912245506. The cubic root of 502385 is about 79.4960508567.

The spelling of 502385 in words is "five hundred two thousand, three hundred eighty-five".