489338399 has 12 divisors (see below), whose sum is σ = 540150240. Its totient is φ = 442965600.

The previous prime is 489338351. The next prime is 489338411. The reversal of 489338399 is 993833984.

It is not a de Polignac number, because 489338399 - 2²⁸ = 220902943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489338099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20459 + ... + 37379.

It is an arithmetic number, because the mean of its divisors is an integer number (45012520).

Almost surely, 2^489338399 is an apocalyptic number.

489338399 is a deficient number, since it is larger than the sum of its proper divisors (50811841).

489338399 is a wasteful number, since it uses less digits than its factorization.

489338399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17182 (or 17171 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 56.

The square root of 489338399 is about 22120.9945300839. The cubic root of 489338399 is about 788.0185342467.

The spelling of 489338399 in words is "four hundred eighty-nine million, three hundred thirty-eight thousand, three hundred ninety-nine".