2774

2774 is a natural number that comes after 2773 and before 2775. It is an even, composite number.

Its prime factorization is 2 × 19 × 73, making it a squarefree number with eight divisors: 1, 2, 19, 38, 73, 146, 1387, and 2774.

In decimal, the digits of 2774 sum to 20, giving a digital root of 2. In hexadecimal, 2774 is AD6, and in binary, it is 101011010110. In Roman numerals, it is written as MMDCCLXXIV.

The Euler totient φ(2774) equals 1296 (which is 6^4), and the sum of its divisors σ(2774) equals 4440.

As a calendar year, 2774 CE would fall in the 28th century of the Gregorian calendar.