3984515 has 8 divisors (see below), whose sum is σ = 4794000. Its totient is φ = 3179232.

The previous prime is 3984499. The next prime is 3984517. The reversal of 3984515 is 5154893.

3984515 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3984515 - 2⁴ = 3984499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3984517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1697 + ... + 3293.

It is an arithmetic number, because the mean of its divisors is an integer number (599250).

Almost surely, 2^3984515 is an apocalyptic number.

3984515 is a deficient number, since it is larger than the sum of its proper divisors (809485).

3984515 is a wasteful number, since it uses less digits than its factorization.

3984515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101.

The product of its digits is 21600, while the sum is 35.

The square root of 3984515 is about 1996.1249960862. The cubic root of 3984515 is about 158.5349994194.

It can be divided in two parts, 398 and 4515, that added together give a cube (4913 = 17³).

The spelling of 3984515 in words is "three million, nine hundred eighty-four thousand, five hundred fifteen".