3985016 has 16 divisors (see below), whose sum is σ = 8539440. Its totient is φ = 1707840.

The previous prime is 3985013. The next prime is 3985027. The reversal of 3985016 is 6105893.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3985013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35525 + ... + 35636.

It is an arithmetic number, because the mean of its divisors is an integer number (533715).

Almost surely, 2^3985016 is an apocalyptic number.

It is an amenable number.

3985016 is an abundant number, since it is smaller than the sum of its proper divisors (4554424).

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

3985016 is a wasteful number, since it uses less digits than its factorization.

3985016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71174 (or 71170 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 3985016 is about 1996.2504852849. The cubic root of 3985016 is about 158.5416436999.

The spelling of 3985016 in words is "three million, nine hundred eighty-five thousand, sixteen".