3985422 has 32 divisors (see below), whose sum is σ = 9406464. Its totient is φ = 1101600.

The previous prime is 3985409. The next prime is 3985433. The reversal of 3985422 is 2245893.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229 + ... + 2832.

It is an arithmetic number, because the mean of its divisors is an integer number (293952).

Almost surely, 2^3985422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3985422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4703232).

3985422 is an abundant number, since it is smaller than the sum of its proper divisors (5421042).

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

3985422 is a wasteful number, since it uses less digits than its factorization.

3985422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3104.

The product of its digits is 17280, while the sum is 33.

The square root of 3985422 is about 1996.3521733402. The cubic root of 3985422 is about 158.5470276784.

The spelling of 3985422 in words is "three million, nine hundred eighty-five thousand, four hundred twenty-two".