489105612 has 36 divisors (see below), whose sum is σ = 1244661600. Its totient is φ = 161939232.

The previous prime is 489105601. The next prime is 489105647. The reversal of 489105612 is 216501984.

489105612 is a `hidden beast` number, since 4 + 8 + 91 + 0 + 561 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40228 + ... + 50955.

Almost surely, 2^489105612 is an apocalyptic number.

It is an amenable number.

489105612 is an abundant number, since it is smaller than the sum of its proper divisors (755555988).

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

489105612 is a wasteful number, since it uses less digits than its factorization.

489105612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91342 (or 91337 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 489105612 is about 22115.7322284387. The cubic root of 489105612 is about 787.8935562716.

The spelling of 489105612 in words is "four hundred eighty-nine million, one hundred five thousand, six hundred twelve".