5644122223 has 4 divisors (see below), whose sum is σ = 5665104360. Its totient is φ = 5623140088.

The previous prime is 5644122221. The next prime is 5644122227. The reversal of 5644122223 is 3222214465.

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 5644122223 - 2¹ = 5644122221 is a prime.

It is a super-2 number, since 2×5644122223² = 63712231336324923458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644122221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10490665 + ... + 10491202.

It is an arithmetic number, because the mean of its divisors is an integer number (1416276090).

Almost surely, 2^5644122223 is an apocalyptic number.

5644122223 is a deficient number, since it is larger than the sum of its proper divisors (20982137).

5644122223 is a wasteful number, since it uses less digits than its factorization.

5644122223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20982136.

The product of its digits is 23040, while the sum is 31.

The square root of 5644122223 is about 75127.3733269040. The cubic root of 5644122223 is about 1780.4596531017.

Adding to 5644122223 its reverse (3222214465), we get a palindrome (8866336688).

The spelling of 5644122223 in words is "five billion, six hundred forty-four million, one hundred twenty-two thousand, two hundred twenty-three".