5945209 has 4 divisors (see below), whose sum is σ = 5958900. Its totient is φ = 5931520.

The previous prime is 5945161. The next prime is 5945213. The reversal of 5945209 is 9025495.

5945209 is digitally balanced in base 3, 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.

It can be written as a sum of positive squares in 2 ways, for example, as 5161984 + 783225 = 2272^2 + 885^2 .

It is a cyclic number.

It is not a de Polignac number, because 5945209 - 2²¹ = 3848057 is a prime.

It is a super-3 number, since 3×5945209³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5945279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6172 + ... + 7069.

It is an arithmetic number, because the mean of its divisors is an integer number (1489725).

Almost surely, 2^5945209 is an apocalyptic number.

It is an amenable number.

5945209 is a deficient number, since it is larger than the sum of its proper divisors (13691).

5945209 is a wasteful number, since it uses less digits than its factorization.

5945209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13690.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 5945209 is about 2438.2799265056. The cubic root of 5945209 is about 181.1572456050.

The spelling of 5945209 in words is "five million, nine hundred forty-five thousand, two hundred nine".