282750145 has 32 divisors (see below), whose sum is σ = 362880000. Its totient is φ = 211115520.

The previous prime is 282750119. The next prime is 282750157. The reversal of 282750145 is 541057282.

It is a happy number.

It is not a de Polignac number, because 282750145 - 2⁵ = 282750113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 282750145.

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 31 ways as a sum of consecutive naturals, for example, 1182936 + ... + 1183174.

It is an arithmetic number, because the mean of its divisors is an integer number (11340000).

Almost surely, 2^282750145 is an apocalyptic number.

It is an amenable number.

282750145 is a deficient number, since it is larger than the sum of its proper divisors (80129855).

282750145 is a wasteful number, since it uses less digits than its factorization.

282750145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513.

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 282750145 is about 16815.1760323822. The cubic root of 282750145 is about 656.3481701059.

The spelling of 282750145 in words is "two hundred eighty-two million, seven hundred fifty thousand, one hundred forty-five".