858135382 has 16 divisors (see below), whose sum is σ = 1446490080. Its totient is φ = 378842112.

The previous prime is 858135347. The next prime is 858135389. The reversal of 858135382 is 283531858.

858135382 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (858135389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 716907 + ... + 718102.

It is an arithmetic number, because the mean of its divisors is an integer number (90405630).

Almost surely, 2^858135382 is an apocalyptic number.

858135382 is a deficient number, since it is larger than the sum of its proper divisors (588354698).

858135382 is a wasteful number, since it uses less digits than its factorization.

858135382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1435047.

The product of its digits is 230400, while the sum is 43.

The square root of 858135382 is about 29293.9478732383. The cubic root of 858135382 is about 950.2807598609.

The spelling of 858135382 in words is "eight hundred fifty-eight million, one hundred thirty-five thousand, three hundred eighty-two".