489644032 has 28 divisors (see below), whose sum is σ = 979244676. Its totient is φ = 244817920.

The previous prime is 489644021. The next prime is 489644059. The reversal of 489644032 is 230446984.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21694 + ... + 38077.

Almost surely, 2^489644032 is an apocalyptic number.

It is an amenable number.

489644032 is a deficient number, since it is larger than the sum of its proper divisors (489600644).

489644032 is an frugal number, since it uses more digits than its factorization.

489644032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59797 (or 59773 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 489644032 is about 22127.9016628328. The cubic root of 489644032 is about 788.1825613931.

The spelling of 489644032 in words is "four hundred eighty-nine million, six hundred forty-four thousand, thirty-two".