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832085 = 5166417
BaseRepresentation
bin11001011001001010101
31120021101222
43023021111
5203111320
625500125
710033622
oct3131125
91507358
10832085
11519181
12341645
13231977
14179349
15116825
hexcb255

832085 has 4 divisors (see below), whose sum is σ = 998508. Its totient is φ = 665664.

The previous prime is 832081. The next prime is 832103. The reversal of 832085 is 580238.

832085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 580238 = 2290119.

It can be written as a sum of positive squares in 2 ways, for example, as 128164 + 703921 = 358^2 + 839^2 .

It is a cyclic number.

It is not a de Polignac number, because 832085 - 22 = 832081 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (832081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83204 + ... + 83213.

It is an arithmetic number, because the mean of its divisors is an integer number (249627).

2832085 is an apocalyptic number.

It is an amenable number.

832085 is a deficient number, since it is larger than the sum of its proper divisors (166423).

832085 is a wasteful number, since it uses less digits than its factorization.

832085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166422.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 832085 is about 912.1869325966. The cubic root of 832085 is about 94.0565903396.

The spelling of 832085 in words is "eight hundred thirty-two thousand, eighty-five".

Divisors: 1 5 166417 832085