489224736 has 288 divisors, whose sum is σ = 1869049728. Its totient is φ = 117227520.

The previous prime is 489224713. The next prime is 489224753. The reversal of 489224736 is 637422984.

It is a tau number, because it is divible by the number of its divisors (288).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 489224691 and 489224700.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 287440 + ... + 289136.

It is an arithmetic number, because the mean of its divisors is an integer number (6489756).

Almost surely, 2^489224736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 489224736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (934524864).

489224736 is an abundant number, since it is smaller than the sum of its proper divisors (1379824992).

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

489224736 is a wasteful number, since it uses less digits than its factorization.

489224736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1744 (or 1733 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 489224736 is about 22118.4252604022. The cubic root of 489224736 is about 787.9575161546.

The spelling of 489224736 in words is "four hundred eighty-nine million, two hundred twenty-four thousand, seven hundred thirty-six".