408271 has 2 divisors, whose sum is σ = 408272. Its totient is φ = 408270.

The previous prime is 408263. The next prime is 408283. The reversal of 408271 is 172804.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 408271 - 2³ = 408263 is a prime.

408271 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (408211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204135 + 204136.

It is an arithmetic number, because the mean of its divisors is an integer number (204136).

2⁴⁰⁸²⁷¹ is an apocalyptic number.

408271 is a deficient number, since it is larger than the sum of its proper divisors (1).

408271 is an equidigital number, since it uses as much as digits as its factorization.

408271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 408271 is about 638.9608751716. The cubic root of 408271 is about 74.1850130657.

The spelling of 408271 in words is "four hundred eight thousand, two hundred seventy-one".