3984525 has 24 divisors (see below), whose sum is σ = 7320960. Its totient is φ = 2124720.

The previous prime is 3984521. The next prime is 3984587. The reversal of 3984525 is 5254893.

It is not a de Polignac number, because 3984525 - 2² = 3984521 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3984525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3984521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2277 + ... + 3626.

It is an arithmetic number, because the mean of its divisors is an integer number (305040).

Almost surely, 2^3984525 is an apocalyptic number.

It is an amenable number.

3984525 is a deficient number, since it is larger than the sum of its proper divisors (3336435).

3984525 is a wasteful number, since it uses less digits than its factorization.

3984525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5922 (or 5911 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 3984525 is about 1996.1275009378. The cubic root of 3984525 is about 158.5351320452.

The spelling of 3984525 in words is "three million, nine hundred eighty-four thousand, five hundred twenty-five".