489924836 has 12 divisors (see below), whose sum is σ = 907802028. Its totient is φ = 230552832.

The previous prime is 489924829. The next prime is 489924901. The reversal of 489924836 is 638429984.

It can be written as a sum of positive squares in 2 ways, for example, as 366492736 + 123432100 = 19144^2 + 11110^2 .

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, 3602321 + ... + 3602456.

It is an arithmetic number, because the mean of its divisors is an integer number (75650169).

Almost surely, 2^489924836 is an apocalyptic number.

It is an amenable number.

489924836 is a deficient number, since it is larger than the sum of its proper divisors (417877192).

489924836 is a wasteful number, since it uses less digits than its factorization.

489924836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7204798 (or 7204796 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 53.

The square root of 489924836 is about 22134.2457743651. The cubic root of 489924836 is about 788.3332031560. Note that the first 3 decimals are identical.

The spelling of 489924836 in words is "four hundred eighty-nine million, nine hundred twenty-four thousand, eight hundred thirty-six".