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2774 = 21973
BaseRepresentation
bin101011010110
310210202
4223112
542044
620502
711042
oct5326
93722
102774
1120a2
121732
131355
141022
15c4e
hexad6

2774 has 8 divisors (see below), whose sum is σ = 4440. Its totient is φ = 1296.

The previous prime is 2767. The next prime is 2777. The reversal of 2774 is 4772.

It can be divided in two parts, 27 and 74, that added together give a palindrome (101).

2774 is nontrivially palindromic in base 6.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2777) by changing a digit.

2774 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2 + ... + 74.

It is an arithmetic number, because the mean of its divisors is an integer number (555).

2774 is a deficient number, since it is larger than the sum of its proper divisors (1666).

2774 is a wasteful number, since it uses less digits than its factorization.

2774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94.

The product of its digits is 392, while the sum is 20.

The square root of 2774 is about 52.6687763291. The cubic root of 2774 is about 14.0508355949.

The spelling of 2774 in words is "two thousand, seven hundred seventy-four", and thus it is an iban number.

Divisors: 1 2 19 38 73 146 1387 2774