498717 has 20 divisors (see below), whose sum is σ = 766656. Its totient is φ = 322920.

The previous prime is 498691. The next prime is 498733. The reversal of 498717 is 717894.

It is not a de Polignac number, because 498717 - 2⁶ = 498653 is a prime.

498717 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498767) 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 19 ways as a sum of consecutive naturals, for example, 3742 + ... + 3872.

2⁴⁹⁸⁷¹⁷ is an apocalyptic number.

498717 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

498717 is a deficient number, since it is larger than the sum of its proper divisors (267939).

498717 is a wasteful number, since it uses less digits than its factorization.

498717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 181 counting only the distinct ones).

The product of its digits is 14112, while the sum is 36.

The square root of 498717 is about 706.1989804581. The cubic root of 498717 is about 79.3021065971.

The spelling of 498717 in words is "four hundred ninety-eight thousand, seven hundred seventeen".