489892772 has 12 divisors (see below), whose sum is σ = 858007500. Its totient is φ = 244747776.

The previous prime is 489892763. The next prime is 489892813. The reversal of 489892772 is 277298984.

It can be written as a sum of positive squares in 2 ways, for example, as 127599616 + 362293156 = 11296^2 + 19034^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44033 + ... + 54024.

It is an arithmetic number, because the mean of its divisors is an integer number (71500625).

Almost surely, 2^489892772 is an apocalyptic number.

It is an amenable number.

489892772 is a deficient number, since it is larger than the sum of its proper divisors (368114728).

489892772 is a wasteful number, since it uses less digits than its factorization.

489892772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99310 (or 99308 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 56.

The square root of 489892772 is about 22133.5214550238. The cubic root of 489892772 is about 788.3160048258.

The spelling of 489892772 in words is "four hundred eighty-nine million, eight hundred ninety-two thousand, seven hundred seventy-two".