3986064 has 40 divisors (see below), whose sum is σ = 11442720. Its totient is φ = 1328544.

The previous prime is 3986063. The next prime is 3986111. The reversal of 3986064 is 4606893.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3986063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4182 + ... + 5045.

It is an arithmetic number, because the mean of its divisors is an integer number (286068).

Almost surely, 2^3986064 is an apocalyptic number.

It is an amenable number.

3986064 is an abundant number, since it is smaller than the sum of its proper divisors (7456656).

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

3986064 is a wasteful number, since it uses less digits than its factorization.

3986064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9244 (or 9232 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 3986064 is about 1996.5129601383. The cubic root of 3986064 is about 158.5555405140. Note that the first 4 decimals are identical.

The spelling of 3986064 in words is "three million, nine hundred eighty-six thousand, sixty-four".