489521241 has 12 divisors (see below), whose sum is σ = 771366960. Its totient is φ = 296679480.

The previous prime is 489521203. The next prime is 489521243. The reversal of 489521241 is 142125984.

489521241 is a `hidden beast` number, since 489 + 52 + 124 + 1 = 666.

It is not a de Polignac number, because 489521241 - 2⁶ = 489521177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 489521196 and 489521205.

It is not an unprimeable number, because it can be changed into a prime (489521243) 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 11 ways as a sum of consecutive naturals, for example, 2472231 + ... + 2472428.

It is an arithmetic number, because the mean of its divisors is an integer number (64280580).

Almost surely, 2^489521241 is an apocalyptic number.

It is an amenable number.

489521241 is a deficient number, since it is larger than the sum of its proper divisors (281845719).

489521241 is a wasteful number, since it uses less digits than its factorization.

489521241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4944676 (or 4944673 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 489521241 is about 22125.1269148902. The cubic root of 489521241 is about 788.1166701129.

The spelling of 489521241 in words is "four hundred eighty-nine million, five hundred twenty-one thousand, two hundred forty-one".