884591 has 2 divisors, whose sum is σ = 884592. Its totient is φ = 884590.

The previous prime is 884579. The next prime is 884593. The reversal of 884591 is 195488.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-884591 is a prime.

Together with 884593, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 12.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (884593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442295 + 442296.

It is an arithmetic number, because the mean of its divisors is an integer number (442296).

2⁸⁸⁴⁵⁹¹ is an apocalyptic number.

884591 is a deficient number, since it is larger than the sum of its proper divisors (1).

884591 is an equidigital number, since it uses as much as digits as its factorization.

884591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 35.

The square root of 884591 is about 940.5269799426. The cubic root of 884591 is about 95.9947552112.

The spelling of 884591 in words is "eight hundred eighty-four thousand, five hundred ninety-one".