3766 has 8 divisors (see below), whose sum is σ = 6480. Its totient is φ = 1608.

The previous prime is 3761. The next prime is 3767. The reversal of 3766 is 6673.

It is a happy number.

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

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121 + ... + 148.

It is an arithmetic number, because the mean of its divisors is an integer number (810).

2³⁷⁶⁶ is an apocalyptic number.

3766 is a deficient number, since it is larger than the sum of its proper divisors (2714).

3766 is a wasteful number, since it uses less digits than its factorization.

3766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278.

The product of its digits is 756, while the sum is 22.

The square root of 3766 is about 61.3677439703. The cubic root of 3766 is about 15.5582270544.

It can be divided in two parts, 37 and 66, that multiplied together give a palindrome (2442).

The spelling of 3766 in words is "three thousand, seven hundred sixty-six".