1746 has 12 divisors (see below), whose sum is σ = 3822. Its totient is φ = 576.

The previous prime is 1741. The next prime is 1747. The reversal of 1746 is 6471.

It can be written as a sum of positive squares in only one way, i.e., 1521 + 225 = 39^2 + 15^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 97 = 1746 / (1 + 7 + 4 + 6).

It is a plaindrome in base 11.

It is a nialpdrome in base 8 and base 13.

It is a zygodrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1741) by changing a digit.

1746 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31 + ... + 66.

1746 is an abundant number, since it is smaller than the sum of its proper divisors (2076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1746 is a wasteful number, since it uses less digits than its factorization.

1746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 102 counting only the distinct ones).

The product of its digits is 168, while the sum is 18.

The square root of 1746 is about 41.7851648316. The cubic root of 1746 is about 12.0415228222.

Adding to 1746 its sum of digits (18), we get a square (1764 = 42²).

Subtracting from 1746 its sum of digits (18), we obtain a cube (1728 = 12³).

It can be divided in two parts, 1 and 746, that added together give a palindrome (747).

The spelling of 1746 in words is "one thousand, seven hundred forty-six".