423271 has 4 divisors (see below), whose sum is σ = 424944. Its totient is φ = 421600.

The previous prime is 423259. The next prime is 423277. The reversal of 423271 is 172324.

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 423271 - 2⁹ = 422759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423277) 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, 370 + ... + 991.

It is an arithmetic number, because the mean of its divisors is an integer number (106236).

2⁴²³²⁷¹ is an apocalyptic number.

423271 is a deficient number, since it is larger than the sum of its proper divisors (1673).

423271 is a wasteful number, since it uses less digits than its factorization.

423271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1672.

The product of its digits is 336, while the sum is 19.

The square root of 423271 is about 650.5928066003. The cubic root of 423271 is about 75.0826348456.

Adding to 423271 its reverse (172324), we get a palindrome (595595).

The spelling of 423271 in words is "four hundred twenty-three thousand, two hundred seventy-one", and thus it is an iban number.