396455 has 8 divisors (see below), whose sum is σ = 488832. Its totient is φ = 308448.

The previous prime is 396449. The next prime is 396479. The reversal of 396455 is 554693.

It is a happy number.

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 396455 - 2⁸ = 396199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 887 + ... + 1256.

It is an arithmetic number, because the mean of its divisors is an integer number (61104).

2³⁹⁶⁴⁵⁵ is an apocalyptic number.

396455 is a deficient number, since it is larger than the sum of its proper divisors (92377).

396455 is a wasteful number, since it uses less digits than its factorization.

396455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2185.

The product of its digits is 16200, while the sum is 32.

The square root of 396455 is about 629.6467263474. The cubic root of 396455 is about 73.4623189087.

The spelling of 396455 in words is "three hundred ninety-six thousand, four hundred fifty-five".