485784 has 64 divisors (see below), whose sum is σ = 1461600. Its totient is φ = 148608.

The previous prime is 485777. The next prime is 485819. The reversal of 485784 is 487584.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

485784 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2722 + ... + 2894.

2⁴⁸⁵⁷⁸⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 485784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (730800).

485784 is an abundant number, since it is smaller than the sum of its proper divisors (975816).

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

485784 is a wasteful number, since it uses less digits than its factorization.

485784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201 (or 191 counting only the distinct ones).

The product of its digits is 35840, while the sum is 36.

The square root of 485784 is about 696.9820657664. The cubic root of 485784 is about 78.6105923607.

Subtracting from 485784 its product of digits (35840), we obtain a palindrome (449944).

It can be divided in two parts, 48 and 5784, that added together give a cube (5832 = 18³).

The spelling of 485784 in words is "four hundred eighty-five thousand, seven hundred eighty-four".