498766 has 4 divisors (see below), whose sum is σ = 748152. Its totient is φ = 249382.

The previous prime is 498761. The next prime is 498767. The reversal of 498766 is 667894.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498761) 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, 124690 + ... + 124693.

It is an arithmetic number, because the mean of its divisors is an integer number (187038).

2⁴⁹⁸⁷⁶⁶ is an apocalyptic number.

498766 is a deficient number, since it is larger than the sum of its proper divisors (249386).

498766 is a wasteful number, since it uses less digits than its factorization.

498766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249385.

The product of its digits is 72576, while the sum is 40.

The square root of 498766 is about 706.2336723776. The cubic root of 498766 is about 79.3047037119.

The spelling of 498766 in words is "four hundred ninety-eight thousand, seven hundred sixty-six".