3925539 has 6 divisors (see below), whose sum is σ = 5670236. Its totient is φ = 2617020.

The previous prime is 3925489. The next prime is 3925541. The reversal of 3925539 is 9355293.

It is not a de Polignac number, because 3925539 - 2⁹ = 3925027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3925549) 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 5 ways as a sum of consecutive naturals, for example, 218077 + ... + 218094.

Almost surely, 2^3925539 is an apocalyptic number.

3925539 is a deficient number, since it is larger than the sum of its proper divisors (1744697).

3925539 is a wasteful number, since it uses less digits than its factorization.

3925539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436177 (or 436174 counting only the distinct ones).

The product of its digits is 36450, while the sum is 36.

The square root of 3925539 is about 1981.2973022744. The cubic root of 3925539 is about 157.7489336319.

The spelling of 3925539 in words is "three million, nine hundred twenty-five thousand, five hundred thirty-nine".