3917442 has 32 divisors (see below), whose sum is σ = 8128512. Its totient is φ = 1257984.

The previous prime is 3917413. The next prime is 3917453. The reversal of 3917442 is 2447193.

It is a happy number.

3917442 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 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 15 ways as a sum of consecutive naturals, for example, 30783 + ... + 30909.

It is an arithmetic number, because the mean of its divisors is an integer number (254016).

Almost surely, 2^3917442 is an apocalyptic number.

3917442 is an abundant number, since it is smaller than the sum of its proper divisors (4211070).

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

3917442 is a wasteful number, since it uses less digits than its factorization.

3917442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282.

The product of its digits is 6048, while the sum is 30.

The square root of 3917442 is about 1979.2528893499. The cubic root of 3917442 is about 157.6403988697.

The spelling of 3917442 in words is "three million, nine hundred seventeen thousand, four hundred forty-two".