489142976 has 28 divisors (see below), whose sum is σ = 1109307408. Its totient is φ = 209632512.

The previous prime is 489142963. The next prime is 489143003. The reversal of 489142976 is 679241984.

It is a tau number, because it is divible by the number of its divisors (28).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545471 + ... + 546366.

Almost surely, 2^489142976 is an apocalyptic number.

It is an amenable number.

489142976 is an abundant number, since it is smaller than the sum of its proper divisors (620164432).

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

489142976 is a wasteful number, since it uses less digits than its factorization.

489142976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091856 (or 1091846 counting only the distinct ones).

The product of its digits is 870912, while the sum is 50.

The square root of 489142976 is about 22116.5769503330. The cubic root of 489142976 is about 787.9136188133.

The spelling of 489142976 in words is "four hundred eighty-nine million, one hundred forty-two thousand, nine hundred seventy-six".