274306 has 4 divisors (see below), whose sum is σ = 411462. Its totient is φ = 137152.

The previous prime is 274301. The next prime is 274333. The reversal of 274306 is 603472.

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

It can be written as a sum of positive squares in only one way, i.e., 216225 + 58081 = 465^2 + 241^2 .

It is a super-3 number, since 3×274306³ = 61919462296333848, which contains 333 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (274301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68575 + ... + 68578.

2²⁷⁴³⁰⁶ is an apocalyptic number.

274306 is a deficient number, since it is larger than the sum of its proper divisors (137156).

274306 is a wasteful number, since it uses less digits than its factorization.

274306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137155.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 274306 is about 523.7423030461. The cubic root of 274306 is about 64.9748225961.

Adding to 274306 its reverse (603472), we get a palindrome (877778).

The spelling of 274306 in words is "two hundred seventy-four thousand, three hundred six".