2022635 has 4 divisors (see below), whose sum is σ = 2427168. Its totient is φ = 1618104.

The previous prime is 2022619. The next prime is 2022641. The reversal of 2022635 is 5362202.

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 2022635 - 2⁴ = 2022619 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202259 + ... + 202268.

It is an arithmetic number, because the mean of its divisors is an integer number (606792).

2^2022635 is an apocalyptic number.

2022635 is a deficient number, since it is larger than the sum of its proper divisors (404533).

2022635 is an equidigital number, since it uses as much as digits as its factorization.

2022635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404532.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2022635 is about 1422.1937280132. The cubic root of 2022635 is about 126.4656283063.

Adding to 2022635 its reverse (5362202), we get a palindrome (7384837).

The spelling of 2022635 in words is "two million, twenty-two thousand, six hundred thirty-five".