498668 has 12 divisors (see below), whose sum is σ = 887880. Its totient is φ = 244992.

The previous prime is 498653. The next prime is 498679. The reversal of 498668 is 866894.

It is an unprimeable number.

498668 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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 821 + ... + 1292.

It is an arithmetic number, because the mean of its divisors is an integer number (73990).

2⁴⁹⁸⁶⁶⁸ is an apocalyptic number.

It is an amenable number.

498668 is a deficient number, since it is larger than the sum of its proper divisors (389212).

498668 is a wasteful number, since it uses less digits than its factorization.

498668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2176 (or 2174 counting only the distinct ones).

The product of its digits is 82944, while the sum is 41.

The square root of 498668 is about 706.1642868342. The cubic root of 498668 is about 79.2995093121.

The spelling of 498668 in words is "four hundred ninety-eight thousand, six hundred sixty-eight".