499898004 has 12 divisors (see below), whose sum is σ = 1166428704. Its totient is φ = 166632664.

The previous prime is 499897991. The next prime is 499898011. The reversal of 499898004 is 400898994.

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, 20829072 + ... + 20829095.

It is an arithmetic number, because the mean of its divisors is an integer number (97202392).

Almost surely, 2^499898004 is an apocalyptic number.

It is an amenable number.

499898004 is an abundant number, since it is smaller than the sum of its proper divisors (666530700).

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

499898004 is a wasteful number, since it uses less digits than its factorization.

499898004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41658174 (or 41658172 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 51.

The square root of 499898004 is about 22358.3989587806. The cubic root of 499898004 is about 793.6465527947.

The spelling of 499898004 in words is "four hundred ninety-nine million, eight hundred ninety-eight thousand, four".