2082643 has 4 divisors (see below), whose sum is σ = 2112048. Its totient is φ = 2053240.

The previous prime is 2082631. The next prime is 2082649. The reversal of 2082643 is 3462802.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2082643 - 2⁹ = 2082131 is a prime.

It is a Duffinian number.

2082643 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2082649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14596 + ... + 14737.

It is an arithmetic number, because the mean of its divisors is an integer number (528012).

2^2082643 is an apocalyptic number.

2082643 is a deficient number, since it is larger than the sum of its proper divisors (29405).

2082643 is an equidigital number, since it uses as much as digits as its factorization.

2082643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29404.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 2082643 is about 1443.1365146791. The cubic root of 2082643 is about 127.7041302686.

The spelling of 2082643 in words is "two million, eighty-two thousand, six hundred forty-three".