498904 has 32 divisors (see below), whose sum is σ = 1094400. Its totient is φ = 208800.

The previous prime is 498881. The next prime is 498907. The reversal of 498904 is 409894.

498904 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 498904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498907) by changing a digit.

498904 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 7 ways as a sum of consecutive naturals, for example, 3229 + ... + 3379.

It is an arithmetic number, because the mean of its divisors is an integer number (34200).

2⁴⁹⁸⁹⁰⁴ 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 498904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (547200).

498904 is an abundant number, since it is smaller than the sum of its proper divisors (595496).

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

498904 is a wasteful number, since it uses less digits than its factorization.

498904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 219 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 498904 is about 706.3313669943. The cubic root of 498904 is about 79.3120171214.

It can be divided in two parts, 49890 and 4, that added together give a palindrome (49894).

The spelling of 498904 in words is "four hundred ninety-eight thousand, nine hundred four".