3942108 has 60 divisors (see below), whose sum is σ = 10773840. Its totient is φ = 1256904.

The previous prime is 3942097. The next prime is 3942121. The reversal of 3942108 is 8012493.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a super-3 number, since 3×3942108³ (a number of 21 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 171385 + ... + 171407.

It is an arithmetic number, because the mean of its divisors is an integer number (179564).

Almost surely, 2^3942108 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3942108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5386920).

3942108 is an abundant number, since it is smaller than the sum of its proper divisors (6831732).

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

3942108 is an equidigital number, since it uses as much as digits as its factorization.

3942108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85 (or 28 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 3942108 is about 1985.4742506515. The cubic root of 3942108 is about 157.9705654724.

Adding to 3942108 its product of nonzero digits (1728), we get a triangular number (3943836 = T₂₈₀₈).

The spelling of 3942108 in words is "three million, nine hundred forty-two thousand, one hundred eight".