284047201 has 2 divisors, whose sum is σ = 284047202. Its totient is φ = 284047200.

The previous prime is 284047189. The next prime is 284047243. The reversal of 284047201 is 102740482.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 268992801 + 15054400 = 16401^2 + 3880^2 .

It is a cyclic number.

It is not a de Polignac number, because 284047201 - 2²⁷ = 149829473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 284047201.

It is not a weakly prime, because it can be changed into another prime (284047301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142023600 + 142023601.

It is an arithmetic number, because the mean of its divisors is an integer number (142023601).

Almost surely, 2^284047201 is an apocalyptic number.

It is an amenable number.

284047201 is a deficient number, since it is larger than the sum of its proper divisors (1).

284047201 is an equidigital number, since it uses as much as digits as its factorization.

284047201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 284047201 is about 16853.6999201956. The cubic root of 284047201 is about 657.3502584683.

Adding to 284047201 its reverse (102740482), we get a palindrome (386787683).

The spelling of 284047201 in words is "two hundred eighty-four million, forty-seven thousand, two hundred one".