22750003 has 2 divisors, whose sum is σ = 22750004. Its totient is φ = 22750002.

The previous prime is 22749997. The next prime is 22750027. The reversal of 22750003 is 30005722.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22750003 - 2⁵ = 22749971 is a prime.

It is not a weakly prime, because it can be changed into another prime (22750103) 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, 11375001 + 11375002.

It is an arithmetic number, because the mean of its divisors is an integer number (11375002).

Almost surely, 2^22750003 is an apocalyptic number.

22750003 is a deficient number, since it is larger than the sum of its proper divisors (1).

22750003 is an equidigital number, since it uses as much as digits as its factorization.

22750003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 19.

The square root of 22750003 is about 4769.6963215702. The cubic root of 22750003 is about 283.3525678599.

Adding to 22750003 its reverse (30005722), we get a palindrome (52755725).

The spelling of 22750003 in words is "twenty-two million, seven hundred fifty thousand, three".