3751 has 6 divisors (see below), whose sum is σ = 4256. Its totient is φ = 3300.

The previous prime is 3739. The next prime is 3761. The reversal of 3751 is 1573.

It is a trimorphic number since its cube, 52776573751, ends in 3751.

It is not a de Polignac number, because 3751 - 2⁵ = 3719 is a prime.

It is a Duffinian number.

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 (3701) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 106 + ... + 136.

3751 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3751 is the 31-st decagonal number.

3751 is a deficient number, since it is larger than the sum of its proper divisors (505).

3751 is a wasteful number, since it uses less digits than its factorization.

3751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53 (or 42 counting only the distinct ones).

The product of its digits is 105, while the sum is 16.

The square root of 3751 is about 61.2454079911. The cubic root of 3751 is about 15.5375433993.

It can be divided in two parts, 37 and 51, that added together give a palindrome (88).

The spelling of 3751 in words is "three thousand, seven hundred fifty-one".