489861224 has 8 divisors (see below), whose sum is σ = 918489810. Its totient is φ = 244930608.

The previous prime is 489861209. The next prime is 489861257. The reversal of 489861224 is 422168984.

It can be written as a sum of positive squares in only one way, i.e., 347822500 + 142038724 = 18650^2 + 11918^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 30616319 + ... + 30616334.

Almost surely, 2^489861224 is an apocalyptic number.

It is an amenable number.

489861224 is a deficient number, since it is larger than the sum of its proper divisors (428628586).

489861224 is a wasteful number, since it uses less digits than its factorization.

489861224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61232659 (or 61232655 counting only the distinct ones).

The product of its digits is 221184, while the sum is 44.

The square root of 489861224 is about 22132.8087688843. The cubic root of 489861224 is about 788.2990825327.

The spelling of 489861224 in words is "four hundred eighty-nine million, eight hundred sixty-one thousand, two hundred twenty-four".