498996 has 36 divisors (see below), whose sum is σ = 1284192. Its totient is φ = 163344.

The previous prime is 498989. The next prime is 499021. The reversal of 498996 is 699894.

It is a tau number, because it is divible by the number of its divisors (36).

It is an Ulam number.

It is a zygodrome in base 3.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 498996.

It is an unprimeable number.

498996 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 11 ways as a sum of consecutive naturals, for example, 2905 + ... + 3071.

It is an arithmetic number, because the mean of its divisors is an integer number (35672).

2⁴⁹⁸⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 498996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (642096).

498996 is an abundant number, since it is smaller than the sum of its proper divisors (785196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

498996 is a wasteful number, since it uses less digits than its factorization.

498996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 255 counting only the distinct ones).

The product of its digits is 139968, while the sum is 45.

The square root of 498996 is about 706.3964892325. The cubic root of 498996 is about 79.3168919785.

It can be divided in two parts, 49 and 8996, that added together give a triangular number (9045 = T₁₃₄).

The spelling of 498996 in words is "four hundred ninety-eight thousand, nine hundred ninety-six".