2089345 has 4 divisors (see below), whose sum is σ = 2507220. Its totient is φ = 1671472.

The previous prime is 2089303. The next prime is 2089357. The reversal of 2089345 is 5439802.

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 1354896 + 734449 = 1164^2 + 857^2 .

It is a cyclic number.

It is not a de Polignac number, because 2089345 - 2⁹ = 2088833 is a prime.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 208930 + ... + 208939.

It is an arithmetic number, because the mean of its divisors is an integer number (626805).

2^2089345 is an apocalyptic number.

It is an amenable number.

2089345 is a deficient number, since it is larger than the sum of its proper divisors (417875).

2089345 is an equidigital number, since it uses as much as digits as its factorization.

2089345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417874.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 2089345 is about 1445.4566752414. The cubic root of 2089345 is about 127.8409686746.

The spelling of 2089345 in words is "two million, eighty-nine thousand, three hundred forty-five".