499872 has 48 divisors (see below), whose sum is σ = 1354752. Its totient is φ = 161280.

The previous prime is 499853. The next prime is 499879. The reversal of 499872 is 278994.

499872 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 499872.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 499872.

It is not an unprimeable number, because it can be changed into a prime (499879) by changing a digit.

499872 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3873 + ... + 3999.

It is an arithmetic number, because the mean of its divisors is an integer number (28224).

2⁴⁹⁹⁸⁷² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (677376).

499872 is an abundant number, since it is smaller than the sum of its proper divisors (854880).

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

499872 is a wasteful number, since it uses less digits than its factorization.

499872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 173 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The square root of 499872 is about 707.0162657252. The cubic root of 499872 is about 79.3632791092.

The spelling of 499872 in words is "four hundred ninety-nine thousand, eight hundred seventy-two".