3742 has 4 divisors (see below), whose sum is σ = 5616. Its totient is φ = 1870.

The previous prime is 3739. The next prime is 3761. The reversal of 3742 is 2473.

3742 is nontrivially palindromic in base 16.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a pancake number, because a pancake can be divided into 3742 parts by 86 straight cuts.

3742 is an undulating number in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 934 + ... + 937.

It is an arithmetic number, because the mean of its divisors is an integer number (1404).

3742 is a deficient number, since it is larger than the sum of its proper divisors (1874).

3742 is a wasteful number, since it uses less digits than its factorization.

3742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1873.

The product of its digits is 168, while the sum is 16.

The square root of 3742 is about 61.1718889687. The cubic root of 3742 is about 15.5251067263.

The spelling of 3742 in words is "three thousand, seven hundred forty-two", and thus it is an iban number.