498493 has 2 divisors, whose sum is σ = 498494. Its totient is φ = 498492.

The previous prime is 498469. The next prime is 498497. The reversal of 498493 is 394894.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 459684 + 38809 = 678^2 + 197^2 .

It is a cyclic number.

It is not a de Polignac number, because 498493 - 2⁵ = 498461 is a prime.

It is a d-powerful number, because it can be written as 4³ + 9² + 4⁹ + 8 + 9⁵ + 3¹¹ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (498497) 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, 249246 + 249247.

It is an arithmetic number, because the mean of its divisors is an integer number (249247).

2⁴⁹⁸⁴⁹³ is an apocalyptic number.

It is an amenable number.

498493 is a deficient number, since it is larger than the sum of its proper divisors (1).

498493 is an equidigital number, since it uses as much as digits as its factorization.

498493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 37.

The square root of 498493 is about 706.0403671179. The cubic root of 498493 is about 79.2902319053.

The spelling of 498493 in words is "four hundred ninety-eight thousand, four hundred ninety-three".