396836 has 24 divisors (see below), whose sum is σ = 786240. Its totient is φ = 173600.

The previous prime is 396833. The next prime is 396871. The reversal of 396836 is 638693.

396836 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 396796 and 396805.

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 7 ways as a sum of consecutive naturals, for example, 1121 + ... + 1431.

It is an arithmetic number, because the mean of its divisors is an integer number (32760).

2³⁹⁶⁸³⁶ is an apocalyptic number.

It is an amenable number.

396836 is a deficient number, since it is larger than the sum of its proper divisors (389404).

396836 is a wasteful number, since it uses less digits than its factorization.

396836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355 (or 353 counting only the distinct ones).

The product of its digits is 23328, while the sum is 35.

The square root of 396836 is about 629.9492043014. The cubic root of 396836 is about 73.4858442203.

It can be divided in two parts, 3968 and 36, that added together give a palindrome (4004).

The spelling of 396836 in words is "three hundred ninety-six thousand, eight hundred thirty-six".