489755 has 12 divisors (see below), whose sum is σ = 684000. Its totient is φ = 335664.

The previous prime is 489743. The next prime is 489761. The reversal of 489755 is 557984.

It is not a de Polignac number, because 489755 - 2⁶ = 489691 is a prime.

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, 755 + ... + 1244.

It is an arithmetic number, because the mean of its divisors is an integer number (57000).

2⁴⁸⁹⁷⁵⁵ is an apocalyptic number.

489755 is a deficient number, since it is larger than the sum of its proper divisors (194245).

489755 is a wasteful number, since it uses less digits than its factorization.

489755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018 (or 2011 counting only the distinct ones).

The product of its digits is 50400, while the sum is 38.

The square root of 489755 is about 699.8249781195. The cubic root of 489755 is about 78.8242098819.

The spelling of 489755 in words is "four hundred eighty-nine thousand, seven hundred fifty-five".