22025567 has 2 divisors, whose sum is σ = 22025568. Its totient is φ = 22025566.

The previous prime is 22025561. The next prime is 22025603. The reversal of 22025567 is 76552022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22025567 - 2²² = 17831263 is a prime.

It is a zygodrome in base 4.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22025561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11012783 + 11012784.

It is an arithmetic number, because the mean of its divisors is an integer number (11012784).

Almost surely, 2^22025567 is an apocalyptic number.

22025567 is a deficient number, since it is larger than the sum of its proper divisors (1).

22025567 is an equidigital number, since it uses as much as digits as its factorization.

22025567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 22025567 is about 4693.1404198042. The cubic root of 22025567 is about 280.3124361046.

Adding to 22025567 its reverse (76552022), we get a palindrome (98577589).

The spelling of 22025567 in words is "twenty-two million, twenty-five thousand, five hundred sixty-seven".