274397 has 4 divisors (see below), whose sum is σ = 290556. Its totient is φ = 258240.

The previous prime is 274361. The next prime is 274403. The reversal of 274397 is 793472.

It is a happy number.

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 164836 + 109561 = 406^2 + 331^2 .

It is a cyclic number.

It is not a de Polignac number, because 274397 - 2⁶ = 274333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 274397.

It is not an unprimeable number, because it can be changed into a prime (274357) 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, 8054 + ... + 8087.

It is an arithmetic number, because the mean of its divisors is an integer number (72639).

2²⁷⁴³⁹⁷ is an apocalyptic number.

It is an amenable number.

274397 is a deficient number, since it is larger than the sum of its proper divisors (16159).

274397 is a wasteful number, since it uses less digits than its factorization.

274397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16158.

The product of its digits is 10584, while the sum is 32.

The square root of 274397 is about 523.8291706272. The cubic root of 274397 is about 64.9820068540.

The spelling of 274397 in words is "two hundred seventy-four thousand, three hundred ninety-seven".