498530 has 8 divisors (see below), whose sum is σ = 897372. Its totient is φ = 199408.

The previous prime is 498527. The next prime is 498551. The reversal of 498530 is 35894.

It can be written as a sum of positive squares in 2 ways, for example, as 466489 + 32041 = 683^2 + 179^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 498493 and 498502.

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 3 ways as a sum of consecutive naturals, for example, 24917 + ... + 24936.

2⁴⁹⁸⁵³⁰ is an apocalyptic number.

498530 is a deficient number, since it is larger than the sum of its proper divisors (398842).

498530 is a wasteful number, since it uses less digits than its factorization.

498530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49860.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 498530 is about 706.0665690995. The cubic root of 498530 is about 79.2921935951.

Subtracting from 498530 its sum of digits (29), we obtain a triangular number (498501 = T₉₉₈).

The spelling of 498530 in words is "four hundred ninety-eight thousand, five hundred thirty".