22073329 has 2 divisors, whose sum is σ = 22073330. Its totient is φ = 22073328.

The previous prime is 22073291. The next prime is 22073347. The reversal of 22073329 is 92337022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13359025 + 8714304 = 3655^2 + 2952^2 .

It is a cyclic number.

It is not a de Polignac number, because 22073329 - 2¹¹ = 22071281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22073297 and 22073306.

It is not a weakly prime, because it can be changed into another prime (22073929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11036664 + 11036665.

It is an arithmetic number, because the mean of its divisors is an integer number (11036665).

Almost surely, 2^22073329 is an apocalyptic number.

It is an amenable number.

22073329 is a deficient number, since it is larger than the sum of its proper divisors (1).

22073329 is an equidigital number, since it uses as much as digits as its factorization.

22073329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 22073329 is about 4698.2261546247. The cubic root of 22073329 is about 280.5149071209.

The spelling of 22073329 in words is "twenty-two million, seventy-three thousand, three hundred twenty-nine".