498765 has 16 divisors (see below), whose sum is σ = 818496. Its totient is φ = 259200.

The previous prime is 498761. The next prime is 498767. The reversal of 498765 is 567894.

It is not a de Polignac number, because 498765 - 2² = 498761 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 (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 in 15 ways as a sum of consecutive naturals, for example, 210 + ... + 1020.

It is an arithmetic number, because the mean of its divisors is an integer number (51156).

2⁴⁹⁸⁷⁶⁵ is an apocalyptic number.

It is an amenable number.

498765 is a deficient number, since it is larger than the sum of its proper divisors (319731).

498765 is a wasteful number, since it uses less digits than its factorization.

498765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860.

The product of its digits is 60480, while the sum is 39.

The square root of 498765 is about 706.2329643963. The cubic root of 498765 is about 79.3046507113.

The spelling of 498765 in words is "four hundred ninety-eight thousand, seven hundred sixty-five".