284741 has 2 divisors, whose sum is σ = 284742. Its totient is φ = 284740.

The previous prime is 284737. The next prime is 284743. The reversal of 284741 is 147482.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 279841 + 4900 = 529^2 + 70^2 .

It is a cyclic number.

It is not a de Polignac number, because 284741 - 2² = 284737 is a prime.

Together with 284743, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 284741.

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 284741.

It is not a weakly prime, because it can be changed into another prime (284743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142370 + 142371.

It is an arithmetic number, because the mean of its divisors is an integer number (142371).

2²⁸⁴⁷⁴¹ is an apocalyptic number.

It is an amenable number.

284741 is a deficient number, since it is larger than the sum of its proper divisors (1).

284741 is an equidigital number, since it uses as much as digits as its factorization.

284741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1792, while the sum is 26.

The square root of 284741 is about 533.6112817398. The cubic root of 284741 is about 65.7885026551.

The spelling of 284741 in words is "two hundred eighty-four thousand, seven hundred forty-one".