498983 has 4 divisors (see below), whose sum is σ = 503040. Its totient is φ = 494928.

The previous prime is 498977. The next prime is 498989. The reversal of 498983 is 389894.

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

It is an interprime number because it is at equal distance from previous prime (498977) and next prime (498989).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-498983 is a prime.

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

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 498983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1838 + ... + 2091.

It is an arithmetic number, because the mean of its divisors is an integer number (125760).

2⁴⁹⁸⁹⁸³ is an apocalyptic number.

498983 is a deficient number, since it is larger than the sum of its proper divisors (4057).

498983 is a wasteful number, since it uses less digits than its factorization.

498983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4056.

The product of its digits is 62208, while the sum is 41.

The square root of 498983 is about 706.3872875413. The cubic root of 498983 is about 79.3162031763.

The spelling of 498983 in words is "four hundred ninety-eight thousand, nine hundred eighty-three".