489172612 has 12 divisors (see below), whose sum is σ = 856424016. Its totient is φ = 244480040.

The previous prime is 489172573. The next prime is 489172633. The reversal of 489172612 is 216271984.

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, 15718 + ... + 35005.

It is an arithmetic number, because the mean of its divisors is an integer number (71368668).

Almost surely, 2^489172612 is an apocalyptic number.

It is an amenable number.

489172612 is a deficient number, since it is larger than the sum of its proper divisors (367251404).

489172612 is a wasteful number, since it uses less digits than its factorization.

489172612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53138 (or 53136 counting only the distinct ones).

The product of its digits is 48384, while the sum is 40.

The square root of 489172612 is about 22117.2469353670. The cubic root of 489172612 is about 787.9295310909.

It can be divided in two parts, 48917 and 2612, that added together give a square (51529 = 227²).

The spelling of 489172612 in words is "four hundred eighty-nine million, one hundred seventy-two thousand, six hundred twelve".