489512396 has 12 divisors (see below), whose sum is σ = 857575320. Its totient is φ = 244490880.

The previous prime is 489512369. The next prime is 489512417. The reversal of 489512396 is 693215984.

It is a self number, because there is not a number n which added to its sum of digits gives 489512396.

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, 62150 + ... + 69581.

It is an arithmetic number, because the mean of its divisors is an integer number (71464610).

Almost surely, 2^489512396 is an apocalyptic number.

It is an amenable number.

489512396 is a deficient number, since it is larger than the sum of its proper divisors (368062924).

489512396 is a wasteful number, since it uses less digits than its factorization.

489512396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132664 (or 132662 counting only the distinct ones).

The product of its digits is 466560, while the sum is 47.

The square root of 489512396 is about 22124.9270281283. The cubic root of 489512396 is about 788.1119233431. Note that the first 3 decimals are identical.

The spelling of 489512396 in words is "four hundred eighty-nine million, five hundred twelve thousand, three hundred ninety-six".