396834 has 24 divisors (see below), whose sum is σ = 849840. Its totient is φ = 123192.

The previous prime is 396833. The next prime is 396871. The reversal of 396834 is 438693.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 396795 and 396804.

It is not an unprimeable number, because it can be changed into a prime (396833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6697 + ... + 6755.

It is an arithmetic number, because the mean of its divisors is an integer number (35410).

2³⁹⁶⁸³⁴ is an apocalyptic number.

396834 is an abundant number, since it is smaller than the sum of its proper divisors (453006).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

396834 is a wasteful number, since it uses less digits than its factorization.

396834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 83 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 396834 is about 629.9476168698. The cubic root of 396834 is about 73.4857207672.

The spelling of 396834 in words is "three hundred ninety-six thousand, eight hundred thirty-four".