2209273 has 4 divisors (see below), whose sum is σ = 2410128. Its totient is φ = 2008420.

The previous prime is 2209267. The next prime is 2209283. The reversal of 2209273 is 3729022.

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.

It is a cyclic number.

It is not a de Polignac number, because 2209273 - 2²¹ = 112121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2209213) 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 3 ways as a sum of consecutive naturals, for example, 100411 + ... + 100432.

It is an arithmetic number, because the mean of its divisors is an integer number (602532).

2^2209273 is an apocalyptic number.

It is an amenable number.

2209273 is a deficient number, since it is larger than the sum of its proper divisors (200855).

2209273 is a wasteful number, since it uses less digits than its factorization.

2209273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200854.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 2209273 is about 1486.3623380589. The cubic root of 2209273 is about 130.2416216429.

The spelling of 2209273 in words is "two million, two hundred nine thousand, two hundred seventy-three".