274249 has 4 divisors (see below), whose sum is σ = 280980. Its totient is φ = 267520.

The previous prime is 274243. The next prime is 274259. The reversal of 274249 is 942472.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 110224 + 164025 = 332^2 + 405^2 .

It is a cyclic number.

It is not a de Polignac number, because 274249 - 2⁷ = 274121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (274243) 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, 3304 + ... + 3385.

It is an arithmetic number, because the mean of its divisors is an integer number (70245).

2²⁷⁴²⁴⁹ is an apocalyptic number.

It is an amenable number.

274249 is a deficient number, since it is larger than the sum of its proper divisors (6731).

274249 is an equidigital number, since it uses as much as digits as its factorization.

274249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6730.

The product of its digits is 4032, while the sum is 28.

The square root of 274249 is about 523.6878841447. The cubic root of 274249 is about 64.9703217570.

The spelling of 274249 in words is "two hundred seventy-four thousand, two hundred forty-nine".