274065 has 24 divisors (see below), whose sum is σ = 485184. Its totient is φ = 132000.

The previous prime is 274061. The next prime is 274069. The reversal of 274065 is 560472.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (274061) and next prime (274069).

It is not a de Polignac number, because 274065 - 2² = 274061 is a prime.

It is a super-2 number, since 2×274065² = 150223248450, which contains 22 as substring.

274065 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (274061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1740 + ... + 1890.

It is an arithmetic number, because the mean of its divisors is an integer number (20216).

2²⁷⁴⁰⁶⁵ is an apocalyptic number.

It is an amenable number.

274065 is a deficient number, since it is larger than the sum of its proper divisors (211119).

274065 is a wasteful number, since it uses less digits than its factorization.

274065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181 (or 170 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 274065 is about 523.5121775088. The cubic root of 274065 is about 64.9557884756.

The spelling of 274065 in words is "two hundred seventy-four thousand, sixty-five".