3984342 has 16 divisors (see below), whose sum is σ = 7992000. Its totient is φ = 1324232.

The previous prime is 3984317. The next prime is 3984347. The reversal of 3984342 is 2434893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3984347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1909 + ... + 3407.

It is an arithmetic number, because the mean of its divisors is an integer number (499500).

Almost surely, 2^3984342 is an apocalyptic number.

3984342 is an abundant number, since it is smaller than the sum of its proper divisors (4007658).

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

3984342 is a wasteful number, since it uses less digits than its factorization.

3984342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1947.

The product of its digits is 20736, while the sum is 33.

The square root of 3984342 is about 1996.0816616562. The cubic root of 3984342 is about 158.5327049576.

The spelling of 3984342 in words is "three million, nine hundred eighty-four thousand, three hundred forty-two".