2089973 has 6 divisors (see below), whose sum is σ = 2121174. Its totient is φ = 2059176.

The previous prime is 2089951. The next prime is 2089979. The reversal of 2089973 is 3799802.

It can be written as a sum of positive squares in only one way, i.e., 2079364 + 10609 = 1442^2 + 103^2 .

It is not a de Polignac number, because 2089973 - 2¹⁰ = 2088949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2089979) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10511 + ... + 10707.

It is an arithmetic number, because the mean of its divisors is an integer number (353529).

2^2089973 is an apocalyptic number.

It is an amenable number.

2089973 is a deficient number, since it is larger than the sum of its proper divisors (31201).

2089973 is an equidigital number, since it uses as much as digits as its factorization.

2089973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403 (or 300 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 2089973 is about 1445.6738913047. The cubic root of 2089973 is about 127.8537758918.

The spelling of 2089973 in words is "two million, eighty-nine thousand, nine hundred seventy-three".