498783 has 8 divisors (see below), whose sum is σ = 677808. Its totient is φ = 326144.

The previous prime is 498781. The next prime is 498787. The reversal of 498783 is 387894.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 498783 - 2¹ = 498781 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498781) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1410 + ... + 1727.

It is an arithmetic number, because the mean of its divisors is an integer number (84726).

2⁴⁹⁸⁷⁸³ is an apocalyptic number.

498783 is a deficient number, since it is larger than the sum of its proper divisors (179025).

498783 is a wasteful number, since it uses less digits than its factorization.

498783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3193.

The product of its digits is 48384, while the sum is 39.

The square root of 498783 is about 706.2457079516. The cubic root of 498783 is about 79.3056047120.

Subtracting from 498783 its reverse (387894), we obtain a square (110889 = 333²).

The spelling of 498783 in words is "four hundred ninety-eight thousand, seven hundred eighty-three".