22004363 has 2 divisors, whose sum is σ = 22004364. Its totient is φ = 22004362.

The previous prime is 22004329. The next prime is 22004371. The reversal of 22004363 is 36340022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22004363 - 2²² = 17810059 is a prime.

It is not a weakly prime, because it can be changed into another prime (22004303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11002181 + 11002182.

It is an arithmetic number, because the mean of its divisors is an integer number (11002182).

Almost surely, 2^22004363 is an apocalyptic number.

22004363 is a deficient number, since it is larger than the sum of its proper divisors (1).

22004363 is an equidigital number, since it uses as much as digits as its factorization.

22004363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 22004363 is about 4690.8808341291. The cubic root of 22004363 is about 280.2224550194. Note that the first 3 decimals are identical.

Adding to 22004363 its reverse (36340022), we get a palindrome (58344385).

The spelling of 22004363 in words is "twenty-two million, four thousand, three hundred sixty-three".