22004041 has 2 divisors, whose sum is σ = 22004042. Its totient is φ = 22004040.

The previous prime is 22004039. The next prime is 22004051. The reversal of 22004041 is 14040022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18020025 + 3984016 = 4245^2 + 1996^2 .

It is a cyclic number.

It is not a de Polignac number, because 22004041 - 2¹ = 22004039 is a prime.

Together with 22004039, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22004051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11002020 + 11002021.

It is an arithmetic number, because the mean of its divisors is an integer number (11002021).

Almost surely, 2^22004041 is an apocalyptic number.

It is an amenable number.

22004041 is a deficient number, since it is larger than the sum of its proper divisors (1).

22004041 is an equidigital number, since it uses as much as digits as its factorization.

22004041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 22004041 is about 4690.8465120914. The cubic root of 22004041 is about 280.2210881379.

Adding to 22004041 its reverse (14040022), we get a palindrome (36044063).

It can be divided in two parts, 2200 and 4041, that added together give a square (6241 = 79²).

The spelling of 22004041 in words is "twenty-two million, four thousand, forty-one".