868234 has 4 divisors (see below), whose sum is σ = 1302354. Its totient is φ = 434116.

The previous prime is 868229. The next prime is 868249. The reversal of 868234 is 432868.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 727609 + 140625 = 853^2 + 375^2 .

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 868196 and 868205.

It is an unprimeable number.

868234 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217057 + ... + 217060.

2⁸⁶⁸²³⁴ is an apocalyptic number.

868234 is a deficient number, since it is larger than the sum of its proper divisors (434120).

868234 is a wasteful number, since it uses less digits than its factorization.

868234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434119.

The product of its digits is 9216, while the sum is 31.

The square root of 868234 is about 931.7907490419. The cubic root of 868234 is about 95.3993896710.

The spelling of 868234 in words is "eight hundred sixty-eight thousand, two hundred thirty-four".