502897 has 6 divisors (see below), whose sum is σ = 516002. Its totient is φ = 490032.

The previous prime is 502883. The next prime is 502919. The reversal of 502897 is 798205.

It can be written as a sum of positive squares in only one way, i.e., 440896 + 62001 = 664^2 + 249^2 .

It is not a de Polignac number, because 502897 - 2⁷ = 502769 is a prime.

It is a Duffinian number.

502897 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (502807) 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 5 ways as a sum of consecutive naturals, for example, 6018 + ... + 6100.

2⁵⁰²⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

502897 is a deficient number, since it is larger than the sum of its proper divisors (13105).

502897 is an frugal number, since it uses more digits than its factorization.

502897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 502897 is about 709.1523108614. The cubic root of 502897 is about 79.5230475218.

The spelling of 502897 in words is "five hundred two thousand, eight hundred ninety-seven".