3920193 has 6 divisors (see below), whose sum is σ = 5662514. Its totient is φ = 2613456.

The previous prime is 3920179. The next prime is 3920197. The reversal of 3920193 is 3910293.

3920193 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., 3908529 + 11664 = 1977^2 + 108^2 .

It is not a de Polignac number, because 3920193 - 2⁴ = 3920177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3920197) 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, 217780 + ... + 217797.

Almost surely, 2^3920193 is an apocalyptic number.

It is an amenable number.

3920193 is a deficient number, since it is larger than the sum of its proper divisors (1742321).

3920193 is a wasteful number, since it uses less digits than its factorization.

3920193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435583 (or 435580 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 27.

The square root of 3920193 is about 1979.9477265827. The cubic root of 3920193 is about 157.6772909082.

The spelling of 3920193 in words is "three million, nine hundred twenty thousand, one hundred ninety-three".