3942342 has 12 divisors (see below), whose sum is σ = 8541780. Its totient is φ = 1314108.

The previous prime is 3942331. The next prime is 3942349. The reversal of 3942342 is 2432493.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3942349) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 109492 + ... + 109527.

It is an arithmetic number, because the mean of its divisors is an integer number (711815).

Almost surely, 2^3942342 is an apocalyptic number.

3942342 is an abundant number, since it is smaller than the sum of its proper divisors (4599438).

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

3942342 is a wasteful number, since it uses less digits than its factorization.

3942342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219027 (or 219024 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 3942342 is about 1985.5331777636. The cubic root of 3942342 is about 157.9736910743.

The spelling of 3942342 in words is "three million, nine hundred forty-two thousand, three hundred forty-two".