25222573 has 2 divisors, whose sum is σ = 25222574. Its totient is φ = 25222572.

The previous prime is 25222529. The next prime is 25222583. The reversal of 25222573 is 37522252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20820969 + 4401604 = 4563^2 + 2098^2 .

It is a cyclic number.

It is not a de Polignac number, because 25222573 - 2⁹ = 25222061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25222583) 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, 12611286 + 12611287.

It is an arithmetic number, because the mean of its divisors is an integer number (12611287).

Almost surely, 2^25222573 is an apocalyptic number.

It is an amenable number.

25222573 is a deficient number, since it is larger than the sum of its proper divisors (1).

25222573 is an equidigital number, since it uses as much as digits as its factorization.

25222573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8400, while the sum is 28.

The square root of 25222573 is about 5022.2079805599. The cubic root of 25222573 is about 293.2669545337.

The spelling of 25222573 in words is "twenty-five million, two hundred twenty-two thousand, five hundred seventy-three".