489436416 has 108 divisors (see below), whose sum is σ = 1612814112. Its totient is φ = 139834368.

The previous prime is 489436399. The next prime is 489436429. The reversal of 489436416 is 614634984.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 955 + ... + 31301.

It is an arithmetic number, because the mean of its divisors is an integer number (14933464).

Almost surely, 2^489436416 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 489436416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (806407056).

489436416 is an abundant number, since it is smaller than the sum of its proper divisors (1123377696).

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

489436416 is a wasteful number, since it uses less digits than its factorization.

489436416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30376 (or 30359 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 489436416 is about 22123.2098936841. The cubic root of 489436416 is about 788.0711454569.

The spelling of 489436416 in words is "four hundred eighty-nine million, four hundred thirty-six thousand, four hundred sixteen".