498587 has 4 divisors (see below), whose sum is σ = 500136. Its totient is φ = 497040.

The previous prime is 498583. The next prime is 498599. The reversal of 498587 is 785894.

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

It is a cyclic number.

It is not a de Polignac number, because 498587 - 2² = 498583 is a prime.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (498583) 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 3 ways as a sum of consecutive naturals, for example, 89 + ... + 1002.

It is an arithmetic number, because the mean of its divisors is an integer number (125034).

2⁴⁹⁸⁵⁸⁷ is an apocalyptic number.

498587 is a deficient number, since it is larger than the sum of its proper divisors (1549).

498587 is a wasteful number, since it uses less digits than its factorization.

498587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548.

The product of its digits is 80640, while the sum is 41.

The square root of 498587 is about 706.1069324118. The cubic root of 498587 is about 79.2952154680.

The spelling of 498587 in words is "four hundred ninety-eight thousand, five hundred eighty-seven".