489427556 has 12 divisors (see below), whose sum is σ = 857986668. Its totient is φ = 244288512.

The previous prime is 489427541. The next prime is 489427567. The reversal of 489427556 is 655724984.

It can be written as a sum of positive squares in 2 ways, for example, as 359102500 + 130325056 = 18950^2 + 11416^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103721 + ... + 108336.

It is an arithmetic number, because the mean of its divisors is an integer number (71498889).

Almost surely, 2^489427556 is an apocalyptic number.

It is an amenable number.

489427556 is a deficient number, since it is larger than the sum of its proper divisors (368559112).

489427556 is a wasteful number, since it uses less digits than its factorization.

489427556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212638 (or 212636 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 50.

The square root of 489427556 is about 22123.0096505878. The cubic root of 489427556 is about 788.0663900878.

The spelling of 489427556 in words is "four hundred eighty-nine million, four hundred twenty-seven thousand, five hundred fifty-six".