426271 has 4 divisors (see below), whose sum is σ = 441000. Its totient is φ = 411544.

The previous prime is 426253. The next prime is 426287. The reversal of 426271 is 172624.

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 426271 - 2¹¹ = 424223 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 (426211) 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, 7321 + ... + 7378.

It is an arithmetic number, because the mean of its divisors is an integer number (110250).

2⁴²⁶²⁷¹ is an apocalyptic number.

426271 is a deficient number, since it is larger than the sum of its proper divisors (14729).

426271 is a wasteful number, since it uses less digits than its factorization.

426271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14728.

The product of its digits is 672, while the sum is 22.

The square root of 426271 is about 652.8943252932. The cubic root of 426271 is about 75.2596040766.

Adding to 426271 its reverse (172624), we get a palindrome (598895).

The spelling of 426271 in words is "four hundred twenty-six thousand, two hundred seventy-one".