834321 has 8 divisors (see below), whose sum is σ = 1128384. Its totient is φ = 548240.

The previous prime is 834311. The next prime is 834341. The reversal of 834321 is 123438.

It is a happy number.

834321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 834321 - 2⁶ = 834257 is a prime.

It is an alternating number because its digits alternate between even and odd.

834321 is a lucky number.

It is a nialpdrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 834321.

It is not an unprimeable number, because it can be changed into a prime (834311) 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, 1746 + ... + 2171.

It is an arithmetic number, because the mean of its divisors is an integer number (141048).

2⁸³⁴³²¹ is an apocalyptic number.

It is an amenable number.

834321 is a deficient number, since it is larger than the sum of its proper divisors (294063).

834321 is a wasteful number, since it uses less digits than its factorization.

834321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3991.

The product of its digits is 576, while the sum is 21.

The square root of 834321 is about 913.4117362942. The cubic root of 834321 is about 94.1407654070.

Adding to 834321 its reverse (123438), we get a palindrome (957759).

The spelling of 834321 in words is "eight hundred thirty-four thousand, three hundred twenty-one".