22730027 has 2 divisors, whose sum is σ = 22730028. Its totient is φ = 22730026.

The previous prime is 22730017. The next prime is 22730033. The reversal of 22730027 is 72003722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22730027 - 2⁶ = 22729963 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22729984 and 22730011.

It is not a weakly prime, because it can be changed into another prime (22730017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11365013 + 11365014.

It is an arithmetic number, because the mean of its divisors is an integer number (11365014).

Almost surely, 2^22730027 is an apocalyptic number.

22730027 is a deficient number, since it is larger than the sum of its proper divisors (1).

22730027 is an equidigital number, since it uses as much as digits as its factorization.

22730027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176, while the sum is 23.

The square root of 22730027 is about 4767.6018080372. The cubic root of 22730027 is about 283.2696095061.

Adding to 22730027 its reverse (72003722), we get a palindrome (94733749).

The spelling of 22730027 in words is "twenty-two million, seven hundred thirty thousand, twenty-seven".