3942008 has 16 divisors (see below), whose sum is σ = 8447280. Its totient is φ = 1689408.

The previous prime is 3942007. The next prime is 3942023. The reversal of 3942008 is 8002493.

3942008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3942007) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 35141 + ... + 35252.

It is an arithmetic number, because the mean of its divisors is an integer number (527955).

Almost surely, 2^3942008 is an apocalyptic number.

It is an amenable number.

3942008 is an abundant number, since it is smaller than the sum of its proper divisors (4505272).

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

3942008 is a wasteful number, since it uses less digits than its factorization.

3942008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70406 (or 70402 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 3942008 is about 1985.4490675915. The cubic root of 3942008 is about 157.9692297073.

The spelling of 3942008 in words is "three million, nine hundred forty-two thousand, eight".