22025603 has 2 divisors, whose sum is σ = 22025604. Its totient is φ = 22025602.

The previous prime is 22025567. The next prime is 22025609. The reversal of 22025603 is 30652022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22025603 - 2⁶ = 22025539 is a prime.

It is not a weakly prime, because it can be changed into another prime (22025609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11012801 + 11012802.

It is an arithmetic number, because the mean of its divisors is an integer number (11012802).

Almost surely, 2^22025603 is an apocalyptic number.

22025603 is a deficient number, since it is larger than the sum of its proper divisors (1).

22025603 is an equidigital number, since it uses as much as digits as its factorization.

22025603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 22025603 is about 4693.1442551876. The cubic root of 22025603 is about 280.3125888247.

Adding to 22025603 its reverse (30652022), we get a palindrome (52677625).

The spelling of 22025603 in words is "twenty-two million, twenty-five thousand, six hundred three".