489762636 has 48 divisors (see below), whose sum is σ = 1280375040. Its totient is φ = 144400320.

The previous prime is 489762629. The next prime is 489762641. The reversal of 489762636 is 636267984.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45256 + ... + 55023.

It is an arithmetic number, because the mean of its divisors is an integer number (26674480).

Almost surely, 2^489762636 is an apocalyptic number.

It is an amenable number.

489762636 is an abundant number, since it is smaller than the sum of its proper divisors (790612404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

489762636 is a wasteful number, since it uses less digits than its factorization.

489762636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100334 (or 100332 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 51.

The square root of 489762636 is about 22130.5814654744. The cubic root of 489762636 is about 788.2461954153.

The spelling of 489762636 in words is "four hundred eighty-nine million, seven hundred sixty-two thousand, six hundred thirty-six".