22604327 has 2 divisors, whose sum is σ = 22604328. Its totient is φ = 22604326.

The previous prime is 22604293. The next prime is 22604383. The reversal of 22604327 is 72340622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22604327 - 2¹⁸ = 22342183 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22604296 and 22604305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22604027) 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, 11302163 + 11302164.

It is an arithmetic number, because the mean of its divisors is an integer number (11302164).

Almost surely, 2^22604327 is an apocalyptic number.

22604327 is a deficient number, since it is larger than the sum of its proper divisors (1).

22604327 is an equidigital number, since it uses as much as digits as its factorization.

22604327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 22604327 is about 4754.4008034662. The cubic root of 22604327 is about 282.7464714061.

Adding to 22604327 its reverse (72340622), we get a palindrome (94944949).

The spelling of 22604327 in words is "twenty-two million, six hundred four thousand, three hundred twenty-seven".