3920173 has 8 divisors (see below), whose sum is σ = 4027968. Its totient is φ = 3813984.

The previous prime is 3920153. The next prime is 3920177. The reversal of 3920173 is 3710293.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3920173 - 2⁵ = 3920141 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 (3920177) 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 7 ways as a sum of consecutive naturals, for example, 5736 + ... + 6382.

It is an arithmetic number, because the mean of its divisors is an integer number (503496).

Almost surely, 2^3920173 is an apocalyptic number.

It is an amenable number.

3920173 is a deficient number, since it is larger than the sum of its proper divisors (107795).

3920173 is an equidigital number, since it uses as much as digits as its factorization.

3920173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 3920173 is about 1979.9426759379. The cubic root of 3920173 is about 157.6770227623.

The spelling of 3920173 in words is "three million, nine hundred twenty thousand, one hundred seventy-three".