22065293 has 2 divisors, whose sum is σ = 22065294. Its totient is φ = 22065292.

The previous prime is 22065223. The next prime is 22065299. The reversal of 22065293 is 39256022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17455684 + 4609609 = 4178^2 + 2147^2 .

It is a cyclic number.

It is not a de Polignac number, because 22065293 - 2⁸ = 22065037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22065299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11032646 + 11032647.

It is an arithmetic number, because the mean of its divisors is an integer number (11032647).

Almost surely, 2^22065293 is an apocalyptic number.

It is an amenable number.

22065293 is a deficient number, since it is larger than the sum of its proper divisors (1).

22065293 is an equidigital number, since it uses as much as digits as its factorization.

22065293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 22065293 is about 4697.3708603856. The cubic root of 22065293 is about 280.4808616384.

The spelling of 22065293 in words is "twenty-two million, sixty-five thousand, two hundred ninety-three".