499398444 has 36 divisors (see below), whose sum is σ = 1305900960. Its totient is φ = 160725600.

The previous prime is 499398401. The next prime is 499398457. The reversal of 499398444 is 444893994.

499398444 is a `hidden beast` number, since 499 + 39 + 84 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×499398444² = 498797611739242272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 238132 + ... + 240219.

Almost surely, 2^499398444 is an apocalyptic number.

It is an amenable number.

499398444 is an abundant number, since it is smaller than the sum of its proper divisors (806502516).

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

499398444 is a wasteful number, since it uses less digits than its factorization.

499398444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478390 (or 478385 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 54.

The square root of 499398444 is about 22347.2245256542. The cubic root of 499398444 is about 793.3820947047.

The spelling of 499398444 in words is "four hundred ninety-nine million, three hundred ninety-eight thousand, four hundred forty-four".