3986025 has 12 divisors (see below), whose sum is σ = 6590352. Its totient is φ = 2125840.

The previous prime is 3986009. The next prime is 3986033. The reversal of 3986025 is 5206893.

It is a happy number.

It is not a de Polignac number, because 3986025 - 2⁴ = 3986009 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26499 + ... + 26648.

It is an arithmetic number, because the mean of its divisors is an integer number (549196).

Almost surely, 2^3986025 is an apocalyptic number.

It is an amenable number.

3986025 is a deficient number, since it is larger than the sum of its proper divisors (2604327).

3986025 is a wasteful number, since it uses less digits than its factorization.

3986025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53160 (or 53155 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 3986025 is about 1996.5031930854. The cubic root of 3986025 is about 158.5550234052. Note that the first 3 decimals are identical.

The spelling of 3986025 in words is "three million, nine hundred eighty-six thousand, twenty-five".