489619168 has 24 divisors (see below), whose sum is σ = 965281968. Its totient is φ = 244468224.

The previous prime is 489619139. The next prime is 489619201. The reversal of 489619168 is 861916984.

It is a congruent number.

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, 13480 + ... + 34072.

It is an arithmetic number, because the mean of its divisors is an integer number (40220082).

Almost surely, 2^489619168 is an apocalyptic number.

It is an amenable number.

489619168 is a deficient number, since it is larger than the sum of its proper divisors (475662800).

489619168 is a wasteful number, since it uses less digits than its factorization.

489619168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21346 (or 21338 counting only the distinct ones).

The product of its digits is 746496, while the sum is 52.

The square root of 489619168 is about 22127.3398310778. The cubic root of 489619168 is about 788.1692199302.

The spelling of 489619168 in words is "four hundred eighty-nine million, six hundred nineteen thousand, one hundred sixty-eight".