3984835 has 4 divisors (see below), whose sum is σ = 4781808. Its totient is φ = 3187864.

The previous prime is 3984823. The next prime is 3984859. The reversal of 3984835 is 5384893.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5384893 = 193 ⋅27901.

It is a cyclic number.

It is not a de Polignac number, because 3984835 - 2¹⁷ = 3853763 is a prime.

It is a Duffinian 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, 398479 + ... + 398488.

It is an arithmetic number, because the mean of its divisors is an integer number (1195452).

Almost surely, 2^3984835 is an apocalyptic number.

3984835 is a deficient number, since it is larger than the sum of its proper divisors (796973).

3984835 is an equidigital number, since it uses as much as digits as its factorization.

3984835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796972.

The product of its digits is 103680, while the sum is 40.

The square root of 3984835 is about 1996.2051497779. The cubic root of 3984835 is about 158.5392433354.

The spelling of 3984835 in words is "three million, nine hundred eighty-four thousand, eight hundred thirty-five".