498118 has 4 divisors (see below), whose sum is σ = 747180. Its totient is φ = 249058.

The previous prime is 498103. The next prime is 498119. The reversal of 498118 is 811894.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 811894 = 2 ⋅405947.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 498118.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498119) 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 as a sum of consecutive naturals, namely, 124528 + ... + 124531.

It is an arithmetic number, because the mean of its divisors is an integer number (186795).

2⁴⁹⁸¹¹⁸ is an apocalyptic number.

498118 is a deficient number, since it is larger than the sum of its proper divisors (249062).

498118 is a wasteful number, since it uses less digits than its factorization.

498118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249061.

The product of its digits is 2304, while the sum is 31.

The square root of 498118 is about 705.7747516028. The cubic root of 498118 is about 79.2703444337.

It can be divided in two parts, 498 and 118, that added together give a palindrome (616).

The spelling of 498118 in words is "four hundred ninety-eight thousand, one hundred eighteen".