489481330 has 16 divisors (see below), whose sum is σ = 948840984. Its totient is φ = 180731520.

The previous prime is 489481327. The next prime is 489481361. The reversal of 489481330 is 33184984.

489481330 = 370² + 371² + ... + 1149².

It can be written as a sum of positive squares in 4 ways, for example, as 242331489 + 247149841 = 15567^2 + 15721^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1882491 + ... + 1882750.

Almost surely, 2^489481330 is an apocalyptic number.

489481330 is a deficient number, since it is larger than the sum of its proper divisors (459359654).

489481330 is a wasteful number, since it uses less digits than its factorization.

489481330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3765261.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 489481330 is about 22124.2249581765. The cubic root of 489481330 is about 788.0952509680.

The spelling of 489481330 in words is "four hundred eighty-nine million, four hundred eighty-one thousand, three hundred thirty".