3985504 has 24 divisors (see below), whose sum is σ = 7892640. Its totient is φ = 1981056.

The previous prime is 3985469. The next prime is 3985511. The reversal of 3985504 is 4055893.

It is a self number, because there is not a number n which added to its sum of digits gives 3985504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8377 + ... + 8839.

It is an arithmetic number, because the mean of its divisors is an integer number (328860).

Almost surely, 2^3985504 is an apocalyptic number.

It is an amenable number.

3985504 is a deficient number, since it is larger than the sum of its proper divisors (3907136).

3985504 is a wasteful number, since it uses less digits than its factorization.

3985504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742 (or 734 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 3985504 is about 1996.3727106931. The cubic root of 3985504 is about 158.5481150385.

It can be divided in two parts, 3985 and 504, that added together give a square (4489 = 67²).

The spelling of 3985504 in words is "three million, nine hundred eighty-five thousand, five hundred four".