489304528 has 10 divisors (see below), whose sum is σ = 948027554. Its totient is φ = 244652256.

The previous prime is 489304513. The next prime is 489304547. The reversal of 489304528 is 825403984.

It can be written as a sum of positive squares in only one way, i.e., 480135744 + 9168784 = 21912^2 + 3028^2 .

It is a super-2 number, since 2×489304528² = 478837842242605568, which contains 22 as substring.

It is a congruent number.

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, 15290751 + ... + 15290782.

Almost surely, 2^489304528 is an apocalyptic number.

It is an amenable number.

489304528 is a deficient number, since it is larger than the sum of its proper divisors (458723026).

489304528 is a wasteful number, since it uses less digits than its factorization.

489304528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30581541 (or 30581535 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 489304528 is about 22120.2289319076. The cubic root of 489304528 is about 788.0003521518. Note that the first 3 decimals are identical.

The spelling of 489304528 in words is "four hundred eighty-nine million, three hundred four thousand, five hundred twenty-eight".