499854 has 16 divisors (see below), whose sum is σ = 1006848. Its totient is φ = 165432.

The previous prime is 499853. The next prime is 499879. The reversal of 499854 is 458994.

499854 = 352² + 353² + ... + 355².

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 499854.

It is not an unprimeable number, because it can be changed into a prime (499853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1179 + ... + 1545.

It is an arithmetic number, because the mean of its divisors is an integer number (62928).

2⁴⁹⁹⁸⁵⁴ is an apocalyptic number.

499854 is an abundant number, since it is smaller than the sum of its proper divisors (506994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

499854 is a wasteful number, since it uses less digits than its factorization.

499854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599.

The product of its digits is 51840, while the sum is 39.

The square root of 499854 is about 707.0035360590. The cubic root of 499854 is about 79.3623264946.

The spelling of 499854 in words is "four hundred ninety-nine thousand, eight hundred fifty-four".