489473612 has 6 divisors (see below), whose sum is σ = 856578828. Its totient is φ = 244736804.

The previous prime is 489473587. The next prime is 489473623. The reversal of 489473612 is 216374984.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61184198 + ... + 61184205.

It is an arithmetic number, because the mean of its divisors is an integer number (142763138).

Almost surely, 2^489473612 is an apocalyptic number.

It is an amenable number.

489473612 is a deficient number, since it is larger than the sum of its proper divisors (367105216).

489473612 is a wasteful number, since it uses less digits than its factorization.

489473612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122368407 (or 122368405 counting only the distinct ones).

The product of its digits is 290304, while the sum is 44.

The square root of 489473612 is about 22124.0505332997. The cubic root of 489473612 is about 788.0911087936.

The spelling of 489473612 in words is "four hundred eighty-nine million, four hundred seventy-three thousand, six hundred twelve".