22155467 has 2 divisors, whose sum is σ = 22155468. Its totient is φ = 22155466.

The previous prime is 22155451. The next prime is 22155481. The reversal of 22155467 is 76455122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22155467 - 2⁴ = 22155451 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22155407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11077733 + 11077734.

It is an arithmetic number, because the mean of its divisors is an integer number (11077734).

Almost surely, 2^22155467 is an apocalyptic number.

22155467 is a deficient number, since it is larger than the sum of its proper divisors (1).

22155467 is an equidigital number, since it uses as much as digits as its factorization.

22155467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 32.

The square root of 22155467 is about 4706.9594219623. The cubic root of 22155467 is about 280.8624217292.

It can be divided in two parts, 22155 and 467, that added together give a palindrome (22622).

The spelling of 22155467 in words is "twenty-two million, one hundred fifty-five thousand, four hundred sixty-seven".