489267918 has 32 divisors (see below), whose sum is σ = 1090437120. Its totient is φ = 162613080.

The previous prime is 489267893. The next prime is 489267929. The reversal of 489267918 is 819762984.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5683 + ... + 31793.

It is an arithmetic number, because the mean of its divisors is an integer number (34076160).

Almost surely, 2^489267918 is an apocalyptic number.

489267918 is an abundant number, since it is smaller than the sum of its proper divisors (601169202).

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

489267918 is a wasteful number, since it uses less digits than its factorization.

489267918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26469 (or 26463 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 54.

The square root of 489267918 is about 22119.4013933470. The cubic root of 489267918 is about 787.9806988066.

The spelling of 489267918 in words is "four hundred eighty-nine million, two hundred sixty-seven thousand, nine hundred eighteen".