498499 has 4 divisors (see below), whose sum is σ = 510136. Its totient is φ = 486864.

The previous prime is 498497. The next prime is 498521. The reversal of 498499 is 994894.

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 498499 - 2¹ = 498497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43), and also a Moran number because the ratio is a prime number: 11593 = 498499 / (4 + 9 + 8 + 4 + 9 + 9).

It is a Duffinian number.

498499 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (498493) 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 3 ways as a sum of consecutive naturals, for example, 5754 + ... + 5839.

It is an arithmetic number, because the mean of its divisors is an integer number (127534).

2⁴⁹⁸⁴⁹⁹ is an apocalyptic number.

498499 is a deficient number, since it is larger than the sum of its proper divisors (11637).

498499 is a wasteful number, since it uses less digits than its factorization.

498499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11636.

The product of its digits is 93312, while the sum is 43.

The square root of 498499 is about 706.0446161540. The cubic root of 498499 is about 79.2905500237.

The spelling of 498499 in words is "four hundred ninety-eight thousand, four hundred ninety-nine".