282855245 has 4 divisors (see below), whose sum is σ = 339426300. Its totient is φ = 226284192.

The previous prime is 282855239. The next prime is 282855257. The reversal of 282855245 is 542558282.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 63904036 + 218951209 = 7994^2 + 14797^2 .

It is a cyclic number.

It is not a de Polignac number, because 282855245 - 2²⁰ = 281806669 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 28285520 + ... + 28285529.

It is an arithmetic number, because the mean of its divisors is an integer number (84856575).

Almost surely, 2^282855245 is an apocalyptic number.

It is an amenable number.

282855245 is a deficient number, since it is larger than the sum of its proper divisors (56571055).

282855245 is an equidigital number, since it uses as much as digits as its factorization.

282855245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56571054.

The product of its digits is 256000, while the sum is 41.

The square root of 282855245 is about 16818.3008951558. The cubic root of 282855245 is about 656.4294829406.

The spelling of 282855245 in words is "two hundred eighty-two million, eight hundred fifty-five thousand, two hundred forty-five".