498523 has 2 divisors, whose sum is σ = 498524. Its totient is φ = 498522.

The previous prime is 498521. The next prime is 498527. The reversal of 498523 is 325894.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 498523 - 2¹ = 498521 is a prime.

Together with 498521, it forms a pair of twin primes.

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

498523 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (498521) by changing a digit.

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 as a sum of consecutive naturals, namely, 249261 + 249262.

It is an arithmetic number, because the mean of its divisors is an integer number (249262).

2⁴⁹⁸⁵²³ is an apocalyptic number.

498523 is a deficient number, since it is larger than the sum of its proper divisors (1).

498523 is an equidigital number, since it uses as much as digits as its factorization.

498523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 31.

The square root of 498523 is about 706.0616120425. The cubic root of 498523 is about 79.2918224720.

The spelling of 498523 in words is "four hundred ninety-eight thousand, five hundred twenty-three".