489713306 has 4 divisors (see below), whose sum is σ = 734569962. Its totient is φ = 244856652.

The previous prime is 489713303. The next prime is 489713317. The reversal of 489713306 is 603317984.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 320947225 + 168766081 = 17915^2 + 12991^2 .

It is not an unprimeable number, because it can be changed into a prime (489713303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122428325 + ... + 122428328.

Almost surely, 2^489713306 is an apocalyptic number.

489713306 is a deficient number, since it is larger than the sum of its proper divisors (244856656).

489713306 is a wasteful number, since it uses less digits than its factorization.

489713306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244856655.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 489713306 is about 22129.4669163087. The cubic root of 489713306 is about 788.2197298804.

The spelling of 489713306 in words is "four hundred eighty-nine million, seven hundred thirteen thousand, three hundred six".