858894282 has 12 divisors (see below), whose sum is σ = 1860937650. Its totient is φ = 286298088.

The previous prime is 858894271. The next prime is 858894287. The reversal of 858894282 is 282498858.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 787981041 + 70913241 = 28071^2 + 8421^2 .

It is not an unprimeable number, because it can be changed into a prime (858894287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23858157 + ... + 23858192.

Almost surely, 2^858894282 is an apocalyptic number.

858894282 is an abundant number, since it is smaller than the sum of its proper divisors (1002043368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

858894282 is a wasteful number, since it uses less digits than its factorization.

858894282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47716357 (or 47716354 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 54.

The square root of 858894282 is about 29306.8981982058. The cubic root of 858894282 is about 950.5608071967.

The spelling of 858894282 in words is "eight hundred fifty-eight million, eight hundred ninety-four thousand, two hundred eighty-two".