396803 has 4 divisors (see below), whose sum is σ = 432888. Its totient is φ = 360720.

The previous prime is 396733. The next prime is 396833. The reversal of 396803 is 308693.

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

It is a cyclic number.

It is not a de Polignac number, because 396803 - 2⁸ = 396547 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

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 3 ways as a sum of consecutive naturals, for example, 18026 + ... + 18047.

It is an arithmetic number, because the mean of its divisors is an integer number (108222).

2³⁹⁶⁸⁰³ is an apocalyptic number.

396803 is a deficient number, since it is larger than the sum of its proper divisors (36085).

396803 is a wasteful number, since it uses less digits than its factorization.

396803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36084.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 396803 is about 629.9230111688. The cubic root of 396803 is about 73.4838071907.

The spelling of 396803 in words is "three hundred ninety-six thousand, eight hundred three".