499794520 has 48 divisors (see below), whose sum is σ = 1155878640. Its totient is φ = 194493312.

The previous prime is 499794517. The next prime is 499794571. The reversal of 499794520 is 25497994.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50197 + ... + 59323.

It is an arithmetic number, because the mean of its divisors is an integer number (24080805).

Almost surely, 2^499794520 is an apocalyptic number.

499794520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499794520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (577939320).

499794520 is an abundant number, since it is smaller than the sum of its proper divisors (656084120).

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

499794520 is a wasteful number, since it uses less digits than its factorization.

499794520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9212 (or 9171 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 49.

The square root of 499794520 is about 22356.0846303641. The cubic root of 499794520 is about 793.5917846972.

The spelling of 499794520 in words is "four hundred ninety-nine million, seven hundred ninety-four thousand, five hundred twenty".