274291 has 4 divisors (see below), whose sum is σ = 279000. Its totient is φ = 269584.

The previous prime is 274283. The next prime is 274301. The reversal of 274291 is 192472.

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 274291 - 2³ = 274283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (274201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2266 + ... + 2383.

It is an arithmetic number, because the mean of its divisors is an integer number (69750).

2²⁷⁴²⁹¹ is an apocalyptic number.

274291 is a deficient number, since it is larger than the sum of its proper divisors (4709).

274291 is an equidigital number, since it uses as much as digits as its factorization.

274291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4708.

The product of its digits is 1008, while the sum is 25.

The square root of 274291 is about 523.7279828308. The cubic root of 274291 is about 64.9736382252.

It can be divided in two parts, 274 and 291, that added together give a palindrome (565).

The spelling of 274291 in words is "two hundred seventy-four thousand, two hundred ninety-one".