396155 has 4 divisors (see below), whose sum is σ = 475392. Its totient is φ = 316920.

The previous prime is 396119. The next prime is 396157. The reversal of 396155 is 551693.

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

It is not a de Polignac number, because 396155 - 2⁶ = 396091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (396157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39611 + ... + 39620.

It is an arithmetic number, because the mean of its divisors is an integer number (118848).

2³⁹⁶¹⁵⁵ is an apocalyptic number.

396155 is a deficient number, since it is larger than the sum of its proper divisors (79237).

396155 is an equidigital number, since it uses as much as digits as its factorization.

396155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79236.

The product of its digits is 4050, while the sum is 29.

The square root of 396155 is about 629.4084524377. The cubic root of 396155 is about 73.4437844328.

The spelling of 396155 in words is "three hundred ninety-six thousand, one hundred fifty-five".