884664 has 48 divisors (see below), whose sum is σ = 2616120. Its totient is φ = 267840.

The previous prime is 884651. The next prime is 884669. The reversal of 884664 is 466488.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (884669) by changing a digit.

884664 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 11 ways as a sum of consecutive naturals, for example, 234 + ... + 1350.

2⁸⁸⁴⁶⁶⁴ 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 884664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1308060).

884664 is an abundant number, since it is smaller than the sum of its proper divisors (1731456).

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

884664 is a wasteful number, since it uses less digits than its factorization.

884664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140 (or 1133 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 884664 is about 940.5657871728. The cubic root of 884664 is about 95.9973957627.

The spelling of 884664 in words is "eight hundred eighty-four thousand, six hundred sixty-four".