282864397 has 2 divisors, whose sum is σ = 282864398. Its totient is φ = 282864396.

The previous prime is 282864391. The next prime is 282864401. The reversal of 282864397 is 793468282.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 209265156 + 73599241 = 14466^2 + 8579^2 .

It is a cyclic number.

It is not a de Polignac number, because 282864397 - 2³ = 282864389 is a prime.

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 282864397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (282864391) 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, 141432198 + 141432199.

It is an arithmetic number, because the mean of its divisors is an integer number (141432199).

Almost surely, 2^282864397 is an apocalyptic number.

It is an amenable number.

282864397 is a deficient number, since it is larger than the sum of its proper divisors (1).

282864397 is an equidigital number, since it uses as much as digits as its factorization.

282864397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1161216, while the sum is 49.

The square root of 282864397 is about 16818.5729775151. The cubic root of 282864397 is about 656.4365626253.

The spelling of 282864397 in words is "two hundred eighty-two million, eight hundred sixty-four thousand, three hundred ninety-seven".