408163 has 4 divisors (see below), whose sum is σ = 466480. Its totient is φ = 349848.

The previous prime is 408137. The next prime is 408169. The reversal of 408163 is 361804.

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 408163 - 2⁵ = 408131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (408169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29148 + ... + 29161.

It is an arithmetic number, because the mean of its divisors is an integer number (116620).

2⁴⁰⁸¹⁶³ is an apocalyptic number.

408163 is a deficient number, since it is larger than the sum of its proper divisors (58317).

408163 is an equidigital number, since it uses as much as digits as its factorization.

408163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58316.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 408163 is about 638.8763573650. The cubic root of 408163 is about 74.1784710973.

Adding to 408163 its reverse (361804), we get a palindrome (769967).

The spelling of 408163 in words is "four hundred eight thousand, one hundred sixty-three".