3985412 has 48 divisors (see below), whose sum is σ = 7983360. Its totient is φ = 1731072.

The previous prime is 3985409. The next prime is 3985433. The reversal of 3985412 is 2145893.

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, 84773 + ... + 84819.

It is an arithmetic number, because the mean of its divisors is an integer number (166320).

Almost surely, 2^3985412 is an apocalyptic number.

It is an amenable number.

3985412 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

3985412 is a wasteful number, since it uses less digits than its factorization.

3985412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 138 counting only the distinct ones).

The product of its digits is 8640, while the sum is 32.

The square root of 3985412 is about 1996.3496687705. The cubic root of 3985412 is about 158.5468950725.

The spelling of 3985412 in words is "three million, nine hundred eighty-five thousand, four hundred twelve".