2086443 has 6 divisors (see below), whose sum is σ = 3013764. Its totient is φ = 1390956.

The previous prime is 2086439. The next prime is 2086457. The reversal of 2086443 is 3446802.

It is not a de Polignac number, because 2086443 - 2² = 2086439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2086423) 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, 115905 + ... + 115922.

It is an arithmetic number, because the mean of its divisors is an integer number (502294).

2^2086443 is an apocalyptic number.

2086443 is a deficient number, since it is larger than the sum of its proper divisors (927321).

2086443 is a wasteful number, since it uses less digits than its factorization.

2086443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231833 (or 231830 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 2086443 is about 1444.4524914306. The cubic root of 2086443 is about 127.7817529254.

The spelling of 2086443 in words is "two million, eighty-six thousand, four hundred forty-three".