22225607 has 2 divisors, whose sum is σ = 22225608. Its totient is φ = 22225606.

The previous prime is 22225601. The next prime is 22225639. The reversal of 22225607 is 70652222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22225607 - 2¹⁸ = 21963463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22225601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11112803 + 11112804.

It is an arithmetic number, because the mean of its divisors is an integer number (11112804).

Almost surely, 2^22225607 is an apocalyptic number.

22225607 is a deficient number, since it is larger than the sum of its proper divisors (1).

22225607 is an equidigital number, since it uses as much as digits as its factorization.

22225607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 22225607 is about 4714.4042041386. The cubic root of 22225607 is about 281.1584952033.

Adding to 22225607 its reverse (70652222), we get a palindrome (92877829).

The spelling of 22225607 in words is "twenty-two million, two hundred twenty-five thousand, six hundred seven".