3939093 has 6 divisors (see below), whose sum is σ = 5689814. Its totient is φ = 2626056.

The previous prime is 3939071. The next prime is 3939149. The reversal of 3939093 is 3909393.

3939093 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 only one way, i.e., 3617604 + 321489 = 1902^2 + 567^2 .

It is not a de Polignac number, because 3939093 - 2²¹ = 1841941 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3939043) 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 5 ways as a sum of consecutive naturals, for example, 218830 + ... + 218847.

Almost surely, 2^3939093 is an apocalyptic number.

It is an amenable number.

3939093 is a deficient number, since it is larger than the sum of its proper divisors (1750721).

3939093 is a wasteful number, since it uses less digits than its factorization.

3939093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437683 (or 437680 counting only the distinct ones).

The product of its (nonzero) digits is 19683, while the sum is 36.

The square root of 3939093 is about 1984.7148409784. The cubic root of 3939093 is about 157.9302822255.

The spelling of 3939093 in words is "three million, nine hundred thirty-nine thousand, ninety-three".