22255069 has 2 divisors, whose sum is σ = 22255070. Its totient is φ = 22255068.

The previous prime is 22255067. The next prime is 22255097. The reversal of 22255069 is 96055222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13176900 + 9078169 = 3630^2 + 3013^2 .

It is a cyclic number.

It is not a de Polignac number, because 22255069 - 2¹ = 22255067 is a prime.

It is a super-2 number, since 2×22255069² = 990576192389522, which contains 22 as substring.

Together with 22255067, it forms a pair of twin primes.

It is a nialpdrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 22255069.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22255067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11127534 + 11127535.

It is an arithmetic number, because the mean of its divisors is an integer number (11127535).

Almost surely, 2^22255069 is an apocalyptic number.

It is an amenable number.

22255069 is a deficient number, since it is larger than the sum of its proper divisors (1).

22255069 is an equidigital number, since it uses as much as digits as its factorization.

22255069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 22255069 is about 4717.5278483545. The cubic root of 22255069 is about 281.2826738007.

The spelling of 22255069 in words is "twenty-two million, two hundred fifty-five thousand, sixty-nine".