3965533 has 12 divisors (see below), whose sum is σ = 4695964. Its totient is φ = 3326400.

The previous prime is 3965483. The next prime is 3965537. The reversal of 3965533 is 3355693.

3965533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 174724 + 3790809 = 418^2 + 1947^2 .

It is not a de Polignac number, because 3965533 - 2⁹ = 3965021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3965537) 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 11 ways as a sum of consecutive naturals, for example, 313 + ... + 2833.

Almost surely, 2^3965533 is an apocalyptic number.

It is an amenable number.

3965533 is a deficient number, since it is larger than the sum of its proper divisors (730431).

3965533 is a wasteful number, since it uses less digits than its factorization.

3965533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2556 (or 2545 counting only the distinct ones).

The product of its digits is 36450, while the sum is 34.

The square root of 3965533 is about 1991.3646074991. The cubic root of 3965533 is about 158.2828480471.

It can be divided in two parts, 396 and 5533, that added together give a square (5929 = 77²).

The spelling of 3965533 in words is "three million, nine hundred sixty-five thousand, five hundred thirty-three".