3748942 has 16 divisors (see below), whose sum is σ = 6041952. Its totient is φ = 1738240.

The previous prime is 3748939. The next prime is 3748957. The reversal of 3748942 is 2498473.

It is a happy number.

3748942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3748942² = 28109132238728, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1638 + ... + 3190.

It is an arithmetic number, because the mean of its divisors is an integer number (377622).

Almost surely, 2^3748942 is an apocalyptic number.

3748942 is a deficient number, since it is larger than the sum of its proper divisors (2293010).

3748942 is a wasteful number, since it uses less digits than its factorization.

3748942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643.

The product of its digits is 48384, while the sum is 37.

The square root of 3748942 is about 1936.2184794077. The cubic root of 3748942 is about 155.3470130257.

It can be divided in two parts, 374 and 8942, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 3748942 in words is "three million, seven hundred forty-eight thousand, nine hundred forty-two".