489764 has 12 divisors (see below), whose sum is σ = 935088. Its totient is φ = 222600.

The previous prime is 489761. The next prime is 489791. The reversal of 489764 is 467984.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (489761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5522 + ... + 5609.

It is an arithmetic number, because the mean of its divisors is an integer number (77924).

2⁴⁸⁹⁷⁶⁴ is an apocalyptic number.

489764 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

489764 is a deficient number, since it is larger than the sum of its proper divisors (445324).

489764 is a wasteful number, since it uses less digits than its factorization.

489764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11146 (or 11144 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 489764 is about 699.8314082692. The cubic root of 489764 is about 78.8246927176.

The spelling of 489764 in words is "four hundred eighty-nine thousand, seven hundred sixty-four".