489840424 has 16 divisors (see below), whose sum is σ = 948078720. Its totient is φ = 237019440.

The previous prime is 489840401. The next prime is 489840427. The reversal of 489840424 is 424048984.

It is not an unprimeable number, because it can be changed into a prime (489840427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 987334 + ... + 987829.

It is an arithmetic number, because the mean of its divisors is an integer number (59254920).

Almost surely, 2^489840424 is an apocalyptic number.

It is an amenable number.

489840424 is a deficient number, since it is larger than the sum of its proper divisors (458238296).

489840424 is a wasteful number, since it uses less digits than its factorization.

489840424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1975200 (or 1975196 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 43.

The square root of 489840424 is about 22132.3388732416. The cubic root of 489840424 is about 788.2879250510.

The spelling of 489840424 in words is "four hundred eighty-nine million, eight hundred forty thousand, four hundred twenty-four".