2088643 has 2 divisors, whose sum is σ = 2088644. Its totient is φ = 2088642.

The previous prime is 2088641. The next prime is 2088661. The reversal of 2088643 is 3468802.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2088643 - 2¹ = 2088641 is a prime.

Together with 2088641, it forms a pair of twin primes.

2088643 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2088641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1044321 + 1044322.

It is an arithmetic number, because the mean of its divisors is an integer number (1044322).

2^2088643 is an apocalyptic number.

2088643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2088643 is an equidigital number, since it uses as much as digits as its factorization.

2088643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 2088643 is about 1445.2138250100. The cubic root of 2088643 is about 127.8266492885.

The spelling of 2088643 in words is "two million, eighty-eight thousand, six hundred forty-three".