865934 has 8 divisors (see below), whose sum is σ = 1329240. Its totient is φ = 422856.

The previous prime is 865933. The next prime is 865937. The reversal of 865934 is 439568.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 865894 and 865903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (865933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4949 + ... + 5120.

It is an arithmetic number, because the mean of its divisors is an integer number (166155).

2⁸⁶⁵⁹³⁴ is an apocalyptic number.

865934 is a deficient number, since it is larger than the sum of its proper divisors (463306).

865934 is a wasteful number, since it uses less digits than its factorization.

865934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10114.

The product of its digits is 25920, while the sum is 35.

The square root of 865934 is about 930.5557479270. Note that the first 3 decimals coincide. The cubic root of 865934 is about 95.3150757523.

The spelling of 865934 in words is "eight hundred sixty-five thousand, nine hundred thirty-four".