22750027 has 2 divisors, whose sum is σ = 22750028. Its totient is φ = 22750026.

The previous prime is 22750003. The next prime is 22750031. The reversal of 22750027 is 72005722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22750027 - 2¹⁹ = 22225739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22749983 and 22750010.

It is not a weakly prime, because it can be changed into another prime (22750067) 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, 11375013 + 11375014.

It is an arithmetic number, because the mean of its divisors is an integer number (11375014).

Almost surely, 2^22750027 is an apocalyptic number.

22750027 is a deficient number, since it is larger than the sum of its proper divisors (1).

22750027 is an equidigital number, since it uses as much as digits as its factorization.

22750027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1960, while the sum is 25.

The square root of 22750027 is about 4769.6988374529. The cubic root of 22750027 is about 283.3526675003.

Adding to 22750027 its reverse (72005722), we get a palindrome (94755749).

The spelling of 22750027 in words is "twenty-two million, seven hundred fifty thousand, twenty-seven".