498535 has 4 divisors (see below), whose sum is σ = 598248. Its totient is φ = 398824.

The previous prime is 498527. The next prime is 498551. The reversal of 498535 is 535894.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 498535 - 2³ = 498527 is a prime.

It is a Duffinian number.

498535 is a lucky number.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 498535.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49849 + ... + 49858.

It is an arithmetic number, because the mean of its divisors is an integer number (149562).

2⁴⁹⁸⁵³⁵ is an apocalyptic number.

498535 is a deficient number, since it is larger than the sum of its proper divisors (99713).

498535 is an equidigital number, since it uses as much as digits as its factorization.

498535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99712.

The product of its digits is 21600, while the sum is 34.

The square root of 498535 is about 706.0701098333. The cubic root of 498535 is about 79.2924586809.

Subtracting from 498535 its sum of digits (34), we obtain a triangular number (498501 = T₉₉₈).

The spelling of 498535 in words is "four hundred ninety-eight thousand, five hundred thirty-five".