498487 has 4 divisors (see below), whose sum is σ = 543816. Its totient is φ = 453160.

The previous prime is 498469. The next prime is 498493. The reversal of 498487 is 784894.

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 498487 - 2¹¹ = 496439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498467) 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, 22648 + ... + 22669.

It is an arithmetic number, because the mean of its divisors is an integer number (135954).

2⁴⁹⁸⁴⁸⁷ is an apocalyptic number.

498487 is a deficient number, since it is larger than the sum of its proper divisors (45329).

498487 is a wasteful number, since it uses less digits than its factorization.

498487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45328.

The product of its digits is 64512, while the sum is 40.

The square root of 498487 is about 706.0361180563. The cubic root of 498487 is about 79.2899137842.

The spelling of 498487 in words is "four hundred ninety-eight thousand, four hundred eighty-seven".