2622823 has 6 divisors (see below), whose sum is σ = 3051096. Its totient is φ = 2248092.

The previous prime is 2622821. The next prime is 2622827. The reversal of 2622823 is 3282262.

It is not a de Polignac number, because 2622823 - 2¹ = 2622821 is a prime.

It is a d-powerful number, because it can be written as 2⁷ + 6 + 2⁹ + 2¹⁹ + 8 + 2²¹ + 3⁶ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2622821) 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, 26715 + ... + 26812.

It is an arithmetic number, because the mean of its divisors is an integer number (508516).

2^2622823 is an apocalyptic number.

2622823 is a deficient number, since it is larger than the sum of its proper divisors (428273).

2622823 is an equidigital number, since it uses as much as digits as its factorization.

2622823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53541 (or 53534 counting only the distinct ones).

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

The square root of 2622823 is about 1619.5131984643. The cubic root of 2622823 is about 137.9080638091.

The spelling of 2622823 in words is "two million, six hundred twenty-two thousand, eight hundred twenty-three".