498664 has 16 divisors (see below), whose sum is σ = 947520. Its totient is φ = 246000.

The previous prime is 498653. The next prime is 498679. The reversal of 498664 is 466894.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289 + ... + 1039.

It is an arithmetic number, because the mean of its divisors is an integer number (59220).

2⁴⁹⁸⁶⁶⁴ is an apocalyptic number.

It is an amenable number.

498664 is a deficient number, since it is larger than the sum of its proper divisors (448856).

498664 is a wasteful number, since it uses less digits than its factorization.

498664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840 (or 836 counting only the distinct ones).

The product of its digits is 41472, while the sum is 37.

The square root of 498664 is about 706.1614546263. The cubic root of 498664 is about 79.2992972814.

It can be divided in two parts, 4986 and 64, that added together give a triangular number (5050 = T₁₀₀).

The spelling of 498664 in words is "four hundred ninety-eight thousand, six hundred sixty-four".