3985342 has 8 divisors (see below), whose sum is σ = 6039936. Its totient is φ = 1972032.

The previous prime is 3985337. The next prime is 3985349. The reversal of 3985342 is 2435893.

It is a happy number.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3985298 and 3985307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3985349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10078 + ... + 10465.

It is an arithmetic number, because the mean of its divisors is an integer number (754992).

Almost surely, 2^3985342 is an apocalyptic number.

3985342 is a deficient number, since it is larger than the sum of its proper divisors (2054594).

3985342 is a wasteful number, since it uses less digits than its factorization.

3985342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20642.

The product of its digits is 25920, while the sum is 34.

The square root of 3985342 is about 1996.3321366947. The cubic root of 3985342 is about 158.5459668248.

The spelling of 3985342 in words is "three million, nine hundred eighty-five thousand, three hundred forty-two".