497109 has 4 divisors (see below), whose sum is σ = 662816. Its totient is φ = 331404.

The previous prime is 497093. The next prime is 497111. The reversal of 497109 is 901794.

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 not a de Polignac number, because 497109 - 2⁴ = 497093 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497309) 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, 82849 + ... + 82854.

It is an arithmetic number, because the mean of its divisors is an integer number (165704).

2⁴⁹⁷¹⁰⁹ is an apocalyptic number.

It is an amenable number.

497109 is a deficient number, since it is larger than the sum of its proper divisors (165707).

497109 is a wasteful number, since it uses less digits than its factorization.

497109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165706.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 497109 is about 705.0595719512. The cubic root of 497109 is about 79.2167842706.

It can be divided in two parts, 497 and 109, that added together give a palindrome (606).

The spelling of 497109 in words is "four hundred ninety-seven thousand, one hundred nine".