22025207 has 2 divisors, whose sum is σ = 22025208. Its totient is φ = 22025206.

The previous prime is 22025203. The next prime is 22025233. The reversal of 22025207 is 70252022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22025207 - 2² = 22025203 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22025203) 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, 11012603 + 11012604.

It is an arithmetic number, because the mean of its divisors is an integer number (11012604).

Almost surely, 2^22025207 is an apocalyptic number.

22025207 is a deficient number, since it is larger than the sum of its proper divisors (1).

22025207 is an equidigital number, since it uses as much as digits as its factorization.

22025207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 22025207 is about 4693.1020657983. The cubic root of 22025207 is about 280.3109088941.

Adding to 22025207 its reverse (70252022), we get a palindrome (92277229).

The spelling of 22025207 in words is "twenty-two million, twenty-five thousand, two hundred seven".