884785249 has 2 divisors, whose sum is σ = 884785250. Its totient is φ = 884785248.

The previous prime is 884785241. The next prime is 884785261. The reversal of 884785249 is 942587488.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 554272849 + 330512400 = 23543^2 + 18180^2 .

It is a cyclic number.

It is not a de Polignac number, because 884785249 - 2³ = 884785241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 884785249.

It is not a weakly prime, because it can be changed into another prime (884785241) 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 as a sum of consecutive naturals, namely, 442392624 + 442392625.

It is an arithmetic number, because the mean of its divisors is an integer number (442392625).

Almost surely, 2^884785249 is an apocalyptic number.

It is an amenable number.

884785249 is a deficient number, since it is larger than the sum of its proper divisors (1).

884785249 is an equidigital number, since it uses as much as digits as its factorization.

884785249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5160960, while the sum is 55.

The square root of 884785249 is about 29745.3399543525. The cubic root of 884785249 is about 960.0178125312.

The spelling of 884785249 in words is "eight hundred eighty-four million, seven hundred eighty-five thousand, two hundred forty-nine".