3987064 has 16 divisors (see below), whose sum is σ = 7499520. Its totient is φ = 1987200.

The previous prime is 3987037. The next prime is 3987077. The reversal of 3987064 is 4607893.

It is a congruent number.

It is an unprimeable number.

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, 2889 + ... + 4039.

It is an arithmetic number, because the mean of its divisors is an integer number (468720).

Almost surely, 2^3987064 is an apocalyptic number.

It is an amenable number.

3987064 is a deficient number, since it is larger than the sum of its proper divisors (3512456).

3987064 is a wasteful number, since it uses less digits than its factorization.

3987064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1590 (or 1586 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 3987064 is about 1996.7633810745. The cubic root of 3987064 is about 158.5687985619.

The spelling of 3987064 in words is "three million, nine hundred eighty-seven thousand, sixty-four".