884861 has 4 divisors (see below), whose sum is σ = 893724. Its totient is φ = 876000.

The previous prime is 884857. The next prime is 884881. The reversal of 884861 is 168488.

884861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 481636 + 403225 = 694^2 + 635^2 .

It is a cyclic number.

It is not a de Polignac number, because 884861 - 2² = 884857 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (884831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4280 + ... + 4481.

It is an arithmetic number, because the mean of its divisors is an integer number (223431).

2⁸⁸⁴⁸⁶¹ is an apocalyptic number.

It is an amenable number.

884861 is a deficient number, since it is larger than the sum of its proper divisors (8863).

884861 is a wasteful number, since it uses less digits than its factorization.

884861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8862.

The product of its digits is 12288, while the sum is 35.

The square root of 884861 is about 940.6705055438. The cubic root of 884861 is about 96.0045209098.

The spelling of 884861 in words is "eight hundred eighty-four thousand, eight hundred sixty-one".