282135645 has 48 divisors (see below), whose sum is σ = 536844672. Its totient is φ = 135934080.

The previous prime is 282135613. The next prime is 282135649. The reversal of 282135645 is 546531282.

282135645 is a `hidden beast` number, since 2 + 8 + 2 + 1 + 3 + 5 + 645 = 666.

It is not a de Polignac number, because 282135645 - 2⁵ = 282135613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (282135649) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 80959 + ... + 84371.

It is an arithmetic number, because the mean of its divisors is an integer number (11184264).

Almost surely, 2^282135645 is an apocalyptic number.

It is an amenable number.

282135645 is a deficient number, since it is larger than the sum of its proper divisors (254709027).

282135645 is a wasteful number, since it uses less digits than its factorization.

282135645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3602 (or 3599 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 282135645 is about 16796.8939092917. The cubic root of 282135645 is about 655.8723454325.

The spelling of 282135645 in words is "two hundred eighty-two million, one hundred thirty-five thousand, six hundred forty-five".