489535884 has 36 divisors (see below), whose sum is σ = 1242062640. Its totient is φ = 162568800.

The previous prime is 489535877. The next prime is 489535897. The reversal of 489535884 is 488535984.

489535884 is a `hidden beast` number, since 4 + 8 + 9 + 53 + 588 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×489535884² = 479290763447322912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 489535884.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15592 + ... + 34959.

It is an arithmetic number, because the mean of its divisors is an integer number (34501740).

Almost surely, 2^489535884 is an apocalyptic number.

It is an amenable number.

489535884 is an abundant number, since it is smaller than the sum of its proper divisors (752526756).

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

489535884 is a wasteful number, since it uses less digits than its factorization.

489535884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50830 (or 50825 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 54.

The square root of 489535884 is about 22125.4578257717. The cubic root of 489535884 is about 788.1245283197.

The spelling of 489535884 in words is "four hundred eighty-nine million, five hundred thirty-five thousand, eight hundred eighty-four".