3985485 has 16 divisors (see below), whose sum is σ = 7287936. Its totient is φ = 1821888.

The previous prime is 3985469. The next prime is 3985511. The reversal of 3985485 is 5845893.

3985485 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3985485 - 2⁴ = 3985469 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18874 + ... + 19083.

It is an arithmetic number, because the mean of its divisors is an integer number (455496).

Almost surely, 2^3985485 is an apocalyptic number.

3985485 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3985485 is a deficient number, since it is larger than the sum of its proper divisors (3302451).

3985485 is a wasteful number, since it uses less digits than its factorization.

3985485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37972.

The product of its digits is 172800, while the sum is 42.

The square root of 3985485 is about 1996.3679520569. The cubic root of 3985485 is about 158.5478630905.

The spelling of 3985485 in words is "three million, nine hundred eighty-five thousand, four hundred eighty-five".