499239924 has 12 divisors (see below), whose sum is σ = 1164893184. Its totient is φ = 166413304.

The previous prime is 499239889. The next prime is 499239931. The reversal of 499239924 is 429932994.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20801652 + ... + 20801675.

It is an arithmetic number, because the mean of its divisors is an integer number (97074432).

Almost surely, 2^499239924 is an apocalyptic number.

It is an amenable number.

499239924 is an abundant number, since it is smaller than the sum of its proper divisors (665653260).

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

499239924 is a wasteful number, since it uses less digits than its factorization.

499239924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41603334 (or 41603332 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 51.

The square root of 499239924 is about 22343.6774949873. The cubic root of 499239924 is about 793.2981402053.

The spelling of 499239924 in words is "four hundred ninety-nine million, two hundred thirty-nine thousand, nine hundred twenty-four".