489734146 has 32 divisors (see below), whose sum is σ = 825615360. Its totient is φ = 215913600.

The previous prime is 489734143. The next prime is 489734171. The reversal of 489734146 is 641437984.

It is a junction number, because it is equal to n+sod(n) for n = 489734096 and 489734105.

It is not an unprimeable number, because it can be changed into a prime (489734143) 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, 332191 + ... + 333661.

It is an arithmetic number, because the mean of its divisors is an integer number (25800480).

Almost surely, 2^489734146 is an apocalyptic number.

489734146 is a deficient number, since it is larger than the sum of its proper divisors (335881214).

489734146 is a wasteful number, since it uses less digits than its factorization.

489734146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1930.

The product of its digits is 580608, while the sum is 46.

The square root of 489734146 is about 22129.9377766861. The cubic root of 489734146 is about 788.2309107529.

The spelling of 489734146 in words is "four hundred eighty-nine million, seven hundred thirty-four thousand, one hundred forty-six".