491364204 has 24 divisors (see below), whose sum is σ = 1149989568. Its totient is φ = 163291920.

The previous prime is 491364173. The next prime is 491364217. The reversal of 491364204 is 402463194.

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 7 ways as a sum of consecutive naturals, for example, 57882 + ... + 65825.

It is an arithmetic number, because the mean of its divisors is an integer number (47916232).

Almost surely, 2^491364204 is an apocalyptic number.

It is an amenable number.

491364204 is an abundant number, since it is smaller than the sum of its proper divisors (658625364).

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

491364204 is a wasteful number, since it uses less digits than its factorization.

491364204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124045 (or 124043 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 491364204 is about 22166.7364309679. The cubic root of 491364204 is about 789.1044726010.

The spelling of 491364204 in words is "four hundred ninety-one million, three hundred sixty-four thousand, two hundred four".