489660936 has 32 divisors (see below), whose sum is σ = 1226232000. Its totient is φ = 162943040.

The previous prime is 489660931. The next prime is 489660937. The reversal of 489660936 is 639066984.

It is not an unprimeable number, because it can be changed into a prime (489660931) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2655 + ... + 31406.

It is an arithmetic number, because the mean of its divisors is an integer number (38319750).

Almost surely, 2^489660936 is an apocalyptic number.

It is an amenable number.

489660936 is an abundant number, since it is smaller than the sum of its proper divisors (736571064).

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

489660936 is a wasteful number, since it uses less digits than its factorization.

489660936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34669 (or 34665 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 51.

The square root of 489660936 is about 22128.2836207420. The cubic root of 489660936 is about 788.1916314411.

The spelling of 489660936 in words is "four hundred eighty-nine million, six hundred sixty thousand, nine hundred thirty-six".