3942118 has 8 divisors (see below), whose sum is σ = 5965848. Its totient is φ = 1953504.

The previous prime is 3942097. The next prime is 3942121. The reversal of 3942118 is 8112493.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8496 + ... + 8947.

It is an arithmetic number, because the mean of its divisors is an integer number (745731).

Almost surely, 2^3942118 is an apocalyptic number.

3942118 is a deficient number, since it is larger than the sum of its proper divisors (2023730).

3942118 is a wasteful number, since it uses less digits than its factorization.

3942118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17558.

The product of its digits is 1728, while the sum is 28.

The square root of 3942118 is about 1985.4767689399. The cubic root of 3942118 is about 157.9706990476.

The spelling of 3942118 in words is "three million, nine hundred forty-two thousand, one hundred eighteen".