271667 has 4 divisors (see below), whose sum is σ = 296376. Its totient is φ = 246960.

The previous prime is 271657. The next prime is 271693. The reversal of 271667 is 766172.

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 271667 - 2⁴ = 271651 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (271637) 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, 12338 + ... + 12359.

It is an arithmetic number, because the mean of its divisors is an integer number (74094).

2²⁷¹⁶⁶⁷ is an apocalyptic number.

271667 is a deficient number, since it is larger than the sum of its proper divisors (24709).

271667 is a wasteful number, since it uses less digits than its factorization.

271667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24708.

The product of its digits is 3528, while the sum is 29.

The square root of 271667 is about 521.2168454684. The cubic root of 271667 is about 64.7657842787.

The spelling of 271667 in words is "two hundred seventy-one thousand, six hundred sixty-seven".