3984595 has 12 divisors (see below), whose sum is σ = 4906656. Its totient is φ = 3106320.

The previous prime is 3984587. The next prime is 3984599. The reversal of 3984595 is 5954893.

It is a happy number.

It is not a de Polignac number, because 3984595 - 2³ = 3984587 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

3984595 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3984599) 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 11 ways as a sum of consecutive naturals, for example, 9030 + ... + 9460.

It is an arithmetic number, because the mean of its divisors is an integer number (408888).

Almost surely, 2^3984595 is an apocalyptic number.

3984595 is a deficient number, since it is larger than the sum of its proper divisors (922061).

3984595 is an equidigital number, since it uses as much as digits as its factorization.

3984595 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522 (or 479 counting only the distinct ones).

The product of its digits is 194400, while the sum is 43.

The square root of 3984595 is about 1996.1450348108. The cubic root of 3984595 is about 158.5360604197.

3984595 divided by its sum of digits (43) gives a triangular number (92665 = T₄₃₀).

The spelling of 3984595 in words is "three million, nine hundred eighty-four thousand, five hundred ninety-five".