499521444 has 24 divisors (see below), whose sum is σ = 1166335968. Its totient is φ = 166394880.

The previous prime is 499521437. The next prime is 499521461. The reversal of 499521444 is 444125994.

It is a junction number, because it is equal to n+sod(n) for n = 499521396 and 499521405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5604 + ... + 32100.

It is an arithmetic number, because the mean of its divisors is an integer number (48597332).

Almost surely, 2^499521444 is an apocalyptic number.

It is an amenable number.

499521444 is an abundant number, since it is smaller than the sum of its proper divisors (666814524).

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

499521444 is a wasteful number, since it uses less digits than its factorization.

499521444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28075 (or 28073 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The square root of 499521444 is about 22349.9763758264. The cubic root of 499521444 is about 793.4472250552.

The spelling of 499521444 in words is "four hundred ninety-nine million, five hundred twenty-one thousand, four hundred forty-four".