3984663 has 8 divisors (see below), whose sum is σ = 5368048. Its totient is φ = 2628864.

The previous prime is 3984653. The next prime is 3984677. The reversal of 3984663 is 3664893.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3984663 - 2⁶ = 3984599 is a prime.

It is a d-powerful number, because it can be written as 3³ + 9⁴ + 8⁷ + 4⁷ + 6⁵ + 6⁸ + 3¹¹ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3984653) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6556 + ... + 7137.

It is an arithmetic number, because the mean of its divisors is an integer number (671006).

Almost surely, 2^3984663 is an apocalyptic number.

3984663 is a deficient number, since it is larger than the sum of its proper divisors (1383385).

3984663 is a wasteful number, since it uses less digits than its factorization.

3984663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13793.

The product of its digits is 93312, while the sum is 39.

The square root of 3984663 is about 1996.1620675687. The cubic root of 3984663 is about 158.5369622588.

The spelling of 3984663 in words is "three million, nine hundred eighty-four thousand, six hundred sixty-three".