3965384 has 24 divisors (see below), whose sum is σ = 7780710. Its totient is φ = 1894464.

The previous prime is 3965383. The next prime is 3965393. The reversal of 3965384 is 4835693.

It can be written as a sum of positive squares in only one way, i.e., 3912484 + 52900 = 1978^2 + 230^2 .

It is not an unprimeable number, because it can be changed into a prime (3965383) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3764 + ... + 4700.

Almost surely, 2^3965384 is an apocalyptic number.

It is an amenable number.

3965384 is a deficient number, since it is larger than the sum of its proper divisors (3815326).

3965384 is a wasteful number, since it uses less digits than its factorization.

3965384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989 (or 962 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 3965384 is about 1991.3271956160. The cubic root of 3965384 is about 158.2808655948.

The spelling of 3965384 in words is "three million, nine hundred sixty-five thousand, three hundred eighty-four".