3938533 has 4 divisors (see below), whose sum is σ = 3964768. Its totient is φ = 3912300.

The previous prime is 3938531. The next prime is 3938549. The reversal of 3938533 is 3358393.

3938533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3358393 = 193 ⋅17401.

It is a cyclic number.

It is not a de Polignac number, because 3938533 - 2¹ = 3938531 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3938531) 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 3 ways as a sum of consecutive naturals, for example, 12891 + ... + 13192.

It is an arithmetic number, because the mean of its divisors is an integer number (991192).

Almost surely, 2^3938533 is an apocalyptic number.

It is an amenable number.

3938533 is a deficient number, since it is larger than the sum of its proper divisors (26235).

3938533 is a wasteful number, since it uses less digits than its factorization.

3938533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26234.

The product of its digits is 29160, while the sum is 34.

The square root of 3938533 is about 1984.5737577626. The cubic root of 3938533 is about 157.9227978334.

Adding to 3938533 its product of digits (29160), we get a palindrome (3967693).

The spelling of 3938533 in words is "three million, nine hundred thirty-eight thousand, five hundred thirty-three".