22106407 has 2 divisors, whose sum is σ = 22106408. Its totient is φ = 22106406.

The previous prime is 22106401. The next prime is 22106411. The reversal of 22106407 is 70460122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22106407 - 2²³ = 13717799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22106401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11053203 + 11053204.

It is an arithmetic number, because the mean of its divisors is an integer number (11053204).

Almost surely, 2^22106407 is an apocalyptic number.

22106407 is a deficient number, since it is larger than the sum of its proper divisors (1).

22106407 is an equidigital number, since it uses as much as digits as its factorization.

22106407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 22106407 is about 4701.7451015554. The cubic root of 22106407 is about 280.6549591115.

Adding to 22106407 its reverse (70460122), we get a palindrome (92566529).

The spelling of 22106407 in words is "twenty-two million, one hundred six thousand, four hundred seven".