396446 has 4 divisors (see below), whose sum is σ = 594672. Its totient is φ = 198222.

The previous prime is 396443. The next prime is 396449. The reversal of 396446 is 644693.

396446 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (396443) and next prime (396449).

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 396446.

It is not an unprimeable number, because it can be changed into a prime (396443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99110 + ... + 99113.

It is an arithmetic number, because the mean of its divisors is an integer number (148668).

2³⁹⁶⁴⁴⁶ is an apocalyptic number.

396446 is a deficient number, since it is larger than the sum of its proper divisors (198226).

396446 is a wasteful number, since it uses less digits than its factorization.

396446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198225.

The product of its digits is 15552, while the sum is 32.

The square root of 396446 is about 629.6395794421. The cubic root of 396446 is about 73.4617630105.

The spelling of 396446 in words is "three hundred ninety-six thousand, four hundred forty-six".