498505 has 8 divisors (see below), whose sum is σ = 683712. Its totient is φ = 341808.

The previous prime is 498497. The next prime is 498521. The reversal of 498505 is 505894.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 498505 - 2³ = 498497 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 7087 + ... + 7156.

It is an arithmetic number, because the mean of its divisors is an integer number (85464).

2⁴⁹⁸⁵⁰⁵ is an apocalyptic number.

It is an amenable number.

498505 is a deficient number, since it is larger than the sum of its proper divisors (185207).

498505 is a wasteful number, since it uses less digits than its factorization.

498505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14255.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 498505 is about 706.0488651644. The cubic root of 498505 is about 79.2908681396.

The spelling of 498505 in words is "four hundred ninety-eight thousand, five hundred five".