2239573 has 8 divisors (see below), whose sum is σ = 2628992. Its totient is φ = 1867536.

The previous prime is 2239561. The next prime is 2239577. The reversal of 2239573 is 3759322.

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 2239573 - 2⁵ = 2239541 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹¹ + 2²¹ + 3⁷ + 9³ + 5³ + 7⁶ + 3⁹ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2239577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4065 + ... + 4582.

It is an arithmetic number, because the mean of its divisors is an integer number (328624).

2^2239573 is an apocalyptic number.

It is an amenable number.

2239573 is a deficient number, since it is larger than the sum of its proper divisors (389419).

2239573 is an equidigital number, since it uses as much as digits as its factorization.

2239573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8691.

The product of its digits is 11340, while the sum is 31.

The square root of 2239573 is about 1496.5202972229. The cubic root of 2239573 is about 130.8343379190.

The spelling of 2239573 in words is "two million, two hundred thirty-nine thousand, five hundred seventy-three".