489782403 has 16 divisors (see below), whose sum is σ = 791568000. Its totient is φ = 296837640.

The previous prime is 489782387. The next prime is 489782417. The reversal of 489782403 is 304287984.

It is not a de Polignac number, because 489782403 - 2⁴ = 489782387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (489782483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 824253 + ... + 824846.

It is an arithmetic number, because the mean of its divisors is an integer number (49473000).

Almost surely, 2^489782403 is an apocalyptic number.

489782403 is a deficient number, since it is larger than the sum of its proper divisors (301785597).

489782403 is a wasteful number, since it uses less digits than its factorization.

489782403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649119 (or 1649113 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 489782403 is about 22131.0280601693. The cubic root of 489782403 is about 788.2567999080.

The spelling of 489782403 in words is "four hundred eighty-nine million, seven hundred eighty-two thousand, four hundred three".