22775069 has 2 divisors, whose sum is σ = 22775070. Its totient is φ = 22775068.

The previous prime is 22775059. The next prime is 22775089. The reversal of 22775069 is 96057722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17530969 + 5244100 = 4187^2 + 2290^2 .

It is a cyclic number.

It is not a de Polignac number, because 22775069 - 2²⁴ = 5997853 is a prime.

It is a super-2 number, since 2×22775069² = 1037407535909522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22775009) 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, 11387534 + 11387535.

It is an arithmetic number, because the mean of its divisors is an integer number (11387535).

Almost surely, 2^22775069 is an apocalyptic number.

It is an amenable number.

22775069 is a deficient number, since it is larger than the sum of its proper divisors (1).

22775069 is an equidigital number, since it uses as much as digits as its factorization.

22775069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 22775069 is about 4772.3232287849. The cubic root of 22775069 is about 283.4565958101.

The spelling of 22775069 in words is "twenty-two million, seven hundred seventy-five thousand, sixty-nine".