884487 has 4 divisors (see below), whose sum is σ = 1179320. Its totient is φ = 589656.

The previous prime is 884483. The next prime is 884489. The reversal of 884487 is 784488.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 884487 - 2² = 884483 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 884487.

It is not an unprimeable number, because it can be changed into a prime (884483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147412 + ... + 147417.

It is an arithmetic number, because the mean of its divisors is an integer number (294830).

2⁸⁸⁴⁴⁸⁷ is an apocalyptic number.

884487 is a deficient number, since it is larger than the sum of its proper divisors (294833).

884487 is a wasteful number, since it uses less digits than its factorization.

884487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294832.

The product of its digits is 57344, while the sum is 39.

The square root of 884487 is about 940.4716901640. The cubic root of 884487 is about 95.9909930786.

Subtracting from 884487 its reverse (784488), we obtain a palindrome (99999).

The spelling of 884487 in words is "eight hundred eighty-four thousand, four hundred eighty-seven".